| 20 - 13 + 9 = | 26 + 4 - 13 = | 22 - 14 + 15 = | 14 + 7 - 13 = | 22 + 7 + 1 = |
| 17 + 9 + 4 = | 8 - 5 + 18 = | 14 + 8 - 4 = | 15 - 13 + 14 = | 20 - 17 - 2 = |
| 15 + 12 - 7 = | 13 + 4 - 6 = | 13 - 9 - 3 = | 17 - 5 - 3 = | 11 + 19 - 7 = |
| 18 - 16 + 23 = | 15 - 12 - 2 = | 12 + 14 - 7 = | 26 + 3 + 1 = | 16 + 5 + 5 = |
| 10 - 10 + 24 = | 17 + 3 + 4 = | 12 + 16 + 1 = | 25 - 23 - 1 = | 14 - 11 + 4 = |
| 19 + 5 - 4 = | 12 + 5 + 6 = | 18 + 10 + 2 = | 23 + 3 + 3 = | 25 + 3 + 1 = |
| 10 - 9 - 1 = | 7 + 6 - 4 = | 21 - 9 - 8 = | 11 - 3 - 5 = | 11 - 5 + 24 = |
| 25 + 3 - 5 = | 15 + 11 - 8 = | 20 + 5 + 4 = | 12 - 7 + 6 = | 23 - 5 + 8 = |
| 7 - 4 + 24 = | 20 + 5 - 17 = | 12 - 10 + 13 = | 6 + 22 - 19 = | 15 + 12 + 3 = |
| 11 + 13 + 5 = | 13 + 16 - 15 = | 5 + 24 - 20 = | 25 + 4 - 23 = | 17 + 7 + 5 = |
| 5 - 3 - 2 = | 15 - 11 + 5 = | 8 - 7 + 21 = | 19 - 3 + 10 = | 6 - 4 + 23 = |
| 21 + 3 + 6 = | 18 + 5 + 7 = | 14 + 6 + 7 = | 7 - 5 - 2 = | 8 - 3 + 3 = |
| 8 + 15 - 11 = | 23 + 4 - 22 = | 23 - 17 + 9 = | 21 + 3 - 14 = | 21 - 20 + 28 = |
| 17 - 15 - 1 = | 5 - 5 + 4 = | 8 - 5 + 23 = | 11 + 11 - 8 = | 7 - 6 - 1 = |
| 21 + 5 - 13 = | 24 + 5 - 17 = | 12 + 14 - 5 = | 9 - 5 - 4 = | 25 + 4 - 17 = |
| 20 - 19 + 25 = | 8 + 4 + 14 = | 18 - 15 - 1 = | 14 + 12 - 8 = | 11 + 11 - 5 = |
| 做对： | 计时： | 成绩： | ||
| 26 + 3 + 1 = | 15 - 6 - 9 = | 5 - 5 + 19 = | 20 + 5 + 5 = | 24 + 4 + 1 = |
| 24 + 3 - 6 = | 10 - 3 - 3 = | 19 - 3 - 14 = | 13 - 11 - 2 = | 16 + 7 + 4 = |
| 17 + 12 + 1 = | 23 + 5 + 2 = | 6 + 16 - 11 = | 11 - 6 + 13 = | 21 + 3 - 11 = |
| 18 + 12 - 12 = | 25 + 4 + 1 = | 9 - 4 + 5 = | 6 - 5 + 22 = | 16 - 15 + 11 = |
| 9 + 4 - 8 = | 13 + 10 + 7 = | 17 - 13 - 3 = | 12 + 13 - 9 = | 9 - 6 - 2 = |
| 18 + 10 + 1 = | 17 - 7 + 6 = | 16 + 7 - 4 = | 20 + 6 + 3 = | 19 - 18 - 1 = |
| 25 - 19 + 18 = | 14 + 4 - 15 = | 12 - 9 + 25 = | 17 + 8 - 23 = | 17 + 11 - 10 = |
| 10 - 4 - 6 = | 18 - 18 + 19 = | 25 - 18 + 4 = | 15 + 11 - 24 = | 26 + 3 + 1 = |
| 17 + 10 + 2 = | 26 + 3 - 18 = | 24 - 7 + 4 = | 26 + 3 + 1 = | 18 - 11 - 5 = |
| 10 + 20 - 18 = | 23 + 3 + 3 = | 8 + 7 + 3 = | 10 + 16 - 20 = | 13 - 3 + 20 = |
| 6 - 5 - 1 = | 12 + 8 - 16 = | 16 - 7 + 10 = | 11 + 16 - 6 = | 7 - 5 - 1 = |
| 8 + 14 + 4 = | 16 + 7 + 3 = | 17 + 7 + 5 = | 8 - 3 - 3 = | 17 + 7 + 6 = |
| 15 - 6 - 4 = | 13 - 11 - 1 = | 25 + 4 - 3 = | 15 + 12 + 1 = | 16 + 4 + 5 = |
| 22 + 7 + 1 = | 22 - 15 - 7 = | 23 + 5 - 6 = | 8 + 21 + 1 = | 10 + 15 + 5 = |
| 6 - 5 - 1 = | 19 - 12 + 11 = | 11 + 7 + 3 = | 15 + 14 + 1 = | 20 + 6 + 4 = |
| 14 - 3 + 12 = | 23 + 6 + 1 = | 14 + 8 - 21 = | 7 - 5 + 5 = | 26 - 7 + 9 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 11 - 9 - 1 = | 20 + 6 - 24 = | 17 + 10 - 17 = | 22 - 13 - 7 = | 23 - 20 + 6 = |
| 10 + 17 + 2 = | 17 + 11 + 2 = | 5 + 12 + 4 = | 20 + 6 + 4 = | 10 - 5 - 3 = |
| 22 - 18 - 3 = | 7 + 9 + 10 = | 23 + 4 - 11 = | 12 - 5 - 7 = | 8 + 16 - 5 = |
| 26 + 3 + 1 = | 7 - 3 + 11 = | 8 - 6 + 15 = | 19 + 8 + 2 = | 9 - 6 - 3 = |
| 9 + 12 + 8 = | 22 + 3 + 5 = | 5 + 23 - 5 = | 13 + 16 - 23 = | 16 - 3 - 6 = |
| 10 - 5 - 3 = | 5 + 22 + 2 = | 15 + 14 - 23 = | 11 - 10 - 1 = | 21 + 3 - 21 = |
| 21 - 13 - 5 = | 10 + 4 + 8 = | 8 + 16 - 15 = | 5 - 3 + 22 = | 7 + 4 - 8 = |
| 15 + 11 + 3 = | 11 + 15 + 3 = | 18 - 4 + 5 = | 15 + 8 + 6 = | 7 + 22 - 24 = |
| 23 - 18 - 3 = | 11 - 3 + 11 = | 23 + 4 - 9 = | 26 + 4 - 28 = | 18 - 4 + 15 = |
| 21 - 10 + 3 = | 11 - 10 - 1 = | 19 - 16 + 7 = | 9 - 4 - 3 = | 18 - 7 + 12 = |
| 16 - 5 - 5 = | 7 + 6 + 15 = | 14 - 5 + 13 = | 9 - 8 + 5 = | 24 - 18 + 12 = |
| 21 + 7 + 2 = | 9 - 7 - 1 = | 14 - 9 + 13 = | 10 - 3 + 21 = | 20 + 4 - 10 = |
| 17 + 3 + 4 = | 24 + 5 + 1 = | 8 - 5 - 1 = | 7 + 9 - 6 = | 23 - 22 + 5 = |
| 10 + 20 - 23 = | 17 - 12 - 3 = | 16 + 12 - 22 = | 13 - 13 + 6 = | 14 - 6 - 6 = |
| 19 + 9 - 3 = | 10 + 3 - 7 = | 18 - 12 + 14 = | 26 - 14 - 9 = | 14 + 3 + 4 = |
| 24 - 20 - 4 = | 26 - 9 - 10 = | 15 - 10 - 3 = | 26 + 3 + 1 = | 13 - 9 - 3 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 10 - 4 + 9 = | 15 + 5 - 12 = | 14 + 3 - 3 = | 14 - 6 - 6 = | 26 - 19 + 10 = |
| 15 + 3 - 6 = | 12 + 18 - 27 = | 22 + 3 + 5 = | 15 + 5 + 8 = | 10 + 6 - 11 = |
| 23 - 18 - 4 = | 9 + 21 - 16 = | 17 + 3 - 12 = | 20 - 15 - 3 = | 5 - 3 - 1 = |
| 16 + 9 + 3 = | 16 - 5 - 5 = | 11 - 4 + 19 = | 15 + 13 - 20 = | 20 - 12 - 6 = |
| 20 + 4 - 10 = | 19 - 4 + 8 = | 19 + 11 - 25 = | 9 + 3 - 11 = | 22 + 3 - 13 = |
| 13 + 4 + 5 = | 25 - 12 + 5 = | 6 - 4 - 1 = | 22 - 15 + 3 = | 24 + 5 - 29 = |
| 21 + 5 + 3 = | 5 + 22 + 3 = | 8 + 15 + 5 = | 24 - 10 - 9 = | 21 - 18 + 4 = |
| 22 - 14 - 5 = | 7 - 3 - 4 = | 7 + 4 + 16 = | 17 - 13 + 15 = | 16 - 3 + 17 = |
| 25 - 3 - 17 = | 20 + 6 - 15 = | 16 + 13 - 10 = | 11 - 5 + 10 = | 24 - 18 - 6 = |
| 18 - 8 - 10 = | 17 - 17 + 11 = | 10 + 12 - 3 = | 8 - 6 + 19 = | 24 - 19 - 4 = |
| 6 + 18 + 4 = | 15 - 6 + 19 = | 7 - 6 + 9 = | 19 - 17 - 2 = | 9 + 17 - 15 = |
| 16 - 16 + 6 = | 9 - 5 + 6 = | 5 + 3 - 3 = | 14 - 12 - 1 = | 11 + 11 - 3 = |
| 18 - 4 - 10 = | 22 - 7 + 15 = | 9 + 12 + 9 = | 13 - 9 - 3 = | 6 - 5 - 1 = |
| 11 + 6 + 5 = | 7 + 12 - 4 = | 20 + 5 - 23 = | 21 - 19 + 18 = | 23 + 6 + 1 = |
| 10 + 7 + 11 = | 21 - 9 - 4 = | 7 + 5 + 8 = | 22 + 5 - 22 = | 13 - 11 - 1 = |
| 11 + 13 + 5 = | 21 + 8 + 1 = | 15 + 14 + 1 = | 16 + 4 - 12 = | 22 + 6 + 1 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 14 - 10 - 3 = | 18 + 8 + 4 = | 7 + 14 - 5 = | 5 + 20 + 3 = | 15 - 11 + 10 = |
| 23 - 10 + 16 = | 25 - 14 + 8 = | 8 - 7 - 1 = | 17 - 3 + 5 = | 19 - 16 - 1 = |
| 13 - 5 + 4 = | 9 - 6 + 23 = | 21 - 21 + 19 = | 24 - 17 + 23 = | 20 - 18 + 7 = |
| 7 + 18 - 20 = | 8 + 20 - 23 = | 15 - 9 - 4 = | 13 - 5 - 4 = | 19 + 8 + 3 = |
| 18 - 9 - 3 = | 26 - 10 - 9 = | 16 - 8 + 11 = | 11 + 10 + 9 = | 23 + 4 - 22 = |
| 8 - 3 + 22 = | 21 + 3 + 5 = | 20 - 3 + 13 = | 20 - 3 - 13 = | 18 + 10 - 4 = |
| 21 - 10 + 11 = | 13 - 9 - 4 = | 22 - 8 - 11 = | 19 + 6 + 4 = | 20 - 8 - 12 = |
| 18 - 16 - 2 = | 7 - 3 - 4 = | 20 - 6 - 4 = | 16 - 16 + 16 = | 19 + 7 - 19 = |
| 16 - 11 - 4 = | 6 + 21 + 1 = | 15 - 10 - 4 = | 20 + 5 + 4 = | 15 + 6 - 7 = |
| 9 - 4 + 17 = | 17 - 14 + 23 = | 13 - 12 + 21 = | 25 - 14 - 11 = | 21 + 7 + 1 = |
| 19 + 9 + 2 = | 15 - 12 + 22 = | 20 + 8 + 1 = | 5 + 21 + 4 = | 19 + 5 - 4 = |
| 14 + 16 - 29 = | 21 + 7 - 15 = | 5 - 3 - 2 = | 6 + 12 + 10 = | 26 - 7 - 6 = |
| 12 + 8 - 10 = | 11 + 6 + 3 = | 17 - 8 + 21 = | 21 + 6 - 9 = | 7 + 8 - 4 = |
| 22 - 11 + 16 = | 17 - 12 - 4 = | 18 - 14 + 4 = | 6 - 6 + 24 = | 17 - 6 - 5 = |
| 7 - 5 - 1 = | 15 + 7 + 3 = | 25 - 6 - 18 = | 14 - 3 + 19 = | 13 + 14 + 2 = |
| 17 + 9 + 3 = | 13 - 9 + 18 = | 22 - 8 - 13 = | 17 - 7 - 5 = | 9 - 7 + 10 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 8 - 7 - 1 = | 9 + 19 + 1 = | 19 - 18 - 1 = | 7 - 3 - 3 = | 17 + 5 + 8 = |
| 5 - 4 - 1 = | 11 - 7 - 3 = | 10 + 8 - 13 = | 22 + 5 - 3 = | 10 + 9 + 6 = |
| 19 - 3 + 9 = | 23 - 23 + 25 = | 20 - 15 + 24 = | 15 - 3 - 3 = | 21 + 7 - 8 = |
| 23 - 8 - 12 = | 15 - 10 + 16 = | 12 - 8 - 4 = | 26 - 23 - 2 = | 13 + 10 - 23 = |
| 17 + 4 + 3 = | 12 - 4 - 5 = | 16 - 5 + 15 = | 21 + 5 + 3 = | 17 - 3 + 8 = |
| 17 + 8 - 14 = | 10 + 5 - 5 = | 20 + 10 - 25 = | 13 + 13 + 4 = | 21 - 3 - 8 = |
| 22 - 3 + 5 = | 23 - 22 + 25 = | 19 - 6 + 12 = | 23 - 8 - 4 = | 15 + 10 + 5 = |
| 17 - 3 - 10 = | 26 - 21 + 23 = | 7 + 13 - 3 = | 8 + 7 + 10 = | 19 + 4 + 7 = |
| 11 + 11 + 4 = | 20 - 12 + 21 = | 23 + 3 + 3 = | 9 + 21 - 17 = | 9 - 7 + 5 = |
| 6 + 13 - 8 = | 9 - 7 - 2 = | 7 - 4 - 1 = | 22 + 3 - 14 = | 16 - 3 + 11 = |
| 9 + 11 - 3 = | 25 - 22 + 6 = | 26 - 10 - 10 = | 20 + 8 - 16 = | 20 - 7 - 4 = |
| 22 - 19 - 3 = | 17 + 9 - 12 = | 19 + 9 + 1 = | 12 - 6 - 6 = | 26 + 4 - 23 = |
| 24 - 12 - 8 = | 26 - 12 - 12 = | 7 + 18 - 19 = | 16 - 3 - 11 = | 9 - 3 - 6 = |
| 11 + 8 + 3 = | 7 - 6 - 1 = | 21 + 3 - 13 = | 16 - 6 - 9 = | 26 - 25 - 1 = |
| 5 + 6 - 7 = | 10 - 7 + 18 = | 20 - 6 + 7 = | 22 + 5 - 22 = | 8 + 3 - 11 = |
| 24 - 15 + 12 = | 14 + 3 - 7 = | 23 - 18 - 4 = | 24 - 21 - 3 = | 14 + 14 - 17 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 7 - 7 + 7 = | 18 - 4 - 9 = | 6 - 3 - 3 = | 18 + 8 + 4 = | 17 - 9 - 4 = |
| 8 - 6 + 17 = | 14 + 9 + 3 = | 21 - 9 + 16 = | 9 - 6 - 3 = | 21 + 7 - 15 = |
| 7 - 5 + 3 = | 20 - 8 + 13 = | 8 + 20 - 11 = | 8 + 8 + 12 = | 17 + 13 - 28 = |
| 25 - 19 + 16 = | 25 - 11 - 7 = | 17 + 8 - 19 = | 7 + 10 - 10 = | 21 + 4 + 5 = |
| 25 - 19 + 12 = | 9 - 3 - 6 = | 14 + 7 - 12 = | 26 - 14 + 13 = | 24 - 18 - 4 = |
| 12 - 5 + 8 = | 22 - 17 - 5 = | 19 + 7 + 4 = | 24 - 10 + 15 = | 16 + 9 - 3 = |
| 9 - 8 + 7 = | 25 + 4 + 1 = | 17 - 9 - 3 = | 11 - 3 + 6 = | 18 + 10 + 1 = |
| 22 - 14 + 21 = | 24 - 19 - 5 = | 13 + 6 + 3 = | 22 + 3 - 17 = | 25 + 4 - 5 = |
| 21 - 17 - 3 = | 9 - 3 + 21 = | 25 + 4 - 5 = | 19 - 18 - 1 = | 24 + 3 - 17 = |
| 15 - 11 - 3 = | 6 + 3 + 4 = | 8 - 6 - 2 = | 9 - 5 + 7 = | 5 + 22 - 13 = |
| 20 - 3 - 9 = | 6 - 4 + 19 = | 15 + 8 + 3 = | 19 - 8 - 4 = | 11 - 7 - 3 = |
| 25 - 3 - 13 = | 19 - 11 + 14 = | 12 - 4 - 6 = | 16 - 5 - 11 = | 12 - 10 - 1 = |
| 18 - 3 - 14 = | 10 + 5 - 3 = | 6 + 18 + 5 = | 20 - 9 + 9 = | 25 + 4 + 1 = |
| 18 - 4 + 14 = | 24 - 20 + 6 = | 15 + 4 + 8 = | 13 - 11 - 1 = | 26 - 8 - 9 = |
| 5 + 7 + 13 = | 21 + 4 + 4 = | 24 - 19 + 22 = | 22 - 20 - 1 = | 25 + 5 - 29 = |
| 6 - 3 - 1 = | 10 + 5 - 15 = | 11 - 10 + 27 = | 10 + 4 - 13 = | 9 - 6 + 5 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 24 + 4 - 16 = | 18 + 8 - 6 = | 13 + 15 + 2 = | 19 + 8 - 8 = | 26 + 3 + 1 = |
| 24 - 8 + 3 = | 15 + 9 - 14 = | 11 - 6 + 19 = | 11 + 5 - 7 = | 26 - 23 - 1 = |
| 9 - 3 + 5 = | 10 - 4 + 10 = | 16 - 4 - 6 = | 21 - 8 + 16 = | 16 + 9 - 12 = |
| 5 + 4 - 5 = | 10 - 4 + 18 = | 17 + 11 - 11 = | 26 - 23 - 2 = | 8 - 4 - 3 = |
| 25 + 5 - 5 = | 14 + 8 + 8 = | 13 + 14 - 21 = | 20 + 8 - 21 = | 18 + 11 - 27 = |
| 24 - 11 - 3 = | 19 - 3 + 5 = | 26 - 11 + 14 = | 22 + 8 - 28 = | 25 + 3 - 7 = |
| 20 - 16 + 18 = | 25 + 4 + 1 = | 18 - 10 + 15 = | 8 + 18 + 3 = | 16 + 9 + 5 = |
| 9 - 6 - 2 = | 9 + 4 + 16 = | 22 + 7 - 10 = | 23 + 5 - 18 = | 23 + 7 - 18 = |
| 24 - 24 + 17 = | 18 + 7 - 13 = | 16 - 9 - 5 = | 17 - 6 - 8 = | 17 - 4 + 17 = |
| 21 - 21 + 20 = | 20 - 3 - 11 = | 14 - 4 - 7 = | 13 - 12 - 1 = | 5 - 3 - 2 = |
| 8 - 4 - 3 = | 22 - 11 + 5 = | 5 - 3 - 2 = | 24 + 6 - 6 = | 17 - 3 + 15 = |
| 17 - 14 - 1 = | 12 + 4 + 8 = | 9 + 19 + 1 = | 19 + 10 - 26 = | 13 + 15 - 11 = |
| 16 + 5 + 7 = | 14 - 13 + 6 = | 12 - 5 + 10 = | 25 - 17 - 8 = | 25 + 4 + 1 = |
| 17 + 10 + 2 = | 16 + 12 + 1 = | 9 - 4 + 15 = | 5 + 6 + 15 = | 17 - 3 + 3 = |
| 26 - 14 + 7 = | 17 - 12 - 4 = | 19 - 14 - 5 = | 15 - 8 + 13 = | 26 + 3 + 1 = |
| 14 + 4 + 12 = | 5 + 24 + 1 = | 15 + 10 + 4 = | 18 - 10 - 7 = | 22 + 7 - 23 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 7 + 11 - 12 = | 15 + 13 + 1 = | 8 + 7 + 15 = | 21 + 4 + 4 = | 7 - 3 - 4 = |
| 7 + 20 - 11 = | 7 - 3 - 4 = | 22 + 6 - 13 = | 20 - 18 - 2 = | 26 + 3 - 18 = |
| 6 - 5 + 27 = | 5 - 3 + 27 = | 20 + 5 - 22 = | 17 - 15 - 2 = | 13 + 15 + 2 = |
| 5 + 11 - 9 = | 11 + 10 - 13 = | 24 + 4 + 1 = | 18 + 9 - 18 = | 24 - 12 - 8 = |
| 22 - 12 - 9 = | 8 + 17 + 4 = | 16 + 3 + 4 = | 14 + 7 - 9 = | 11 + 15 + 3 = |
| 12 + 14 + 4 = | 12 + 3 + 11 = | 7 - 4 - 3 = | 6 - 5 - 1 = | 9 - 8 - 1 = |
| 23 + 6 + 1 = | 23 - 13 - 10 = | 20 + 4 + 5 = | 10 + 11 - 3 = | 17 + 11 + 1 = |
| 21 + 8 + 1 = | 19 - 13 - 4 = | 10 - 8 - 1 = | 5 + 14 - 10 = | 23 + 4 - 21 = |
| 21 + 4 - 21 = | 24 - 8 - 10 = | 9 + 13 - 7 = | 26 - 21 - 5 = | 12 + 9 - 6 = |
| 17 + 13 - 7 = | 26 + 3 - 17 = | 22 + 5 + 3 = | 25 - 17 + 18 = | 18 - 3 + 8 = |
| 18 + 3 - 20 = | 5 + 6 - 5 = | 6 - 6 + 10 = | 18 - 7 + 7 = | 8 + 8 - 5 = |
| 14 - 4 - 9 = | 6 - 4 - 1 = | 16 + 7 - 16 = | 17 - 10 - 4 = | 7 + 17 - 24 = |
| 13 - 7 - 5 = | 21 - 11 - 7 = | 25 + 5 - 5 = | 21 - 11 - 3 = | 18 - 10 - 3 = |
| 7 - 3 - 3 = | 18 + 3 - 21 = | 21 - 16 + 14 = | 23 + 5 + 1 = | 14 - 13 + 15 = |
| 9 - 4 - 5 = | 17 + 5 - 14 = | 16 + 13 - 8 = | 26 - 3 + 3 = | 18 - 11 - 7 = |
| 18 + 9 - 18 = | 7 - 5 - 1 = | 14 + 5 - 17 = | 11 + 11 + 3 = | 24 + 5 + 1 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 12 + 15 - 22 = | 18 + 4 + 4 = | 19 + 8 - 25 = | 11 - 4 + 4 = | 7 + 11 + 11 = |
| 18 + 6 + 6 = | 18 - 13 + 16 = | 19 - 6 + 12 = | 23 + 4 + 3 = | 10 + 14 - 8 = |
| 22 - 3 + 3 = | 20 - 15 - 4 = | 25 + 4 + 1 = | 10 - 9 + 9 = | 12 - 9 - 3 = |
| 16 + 11 - 14 = | 13 + 4 + 8 = | 21 + 5 + 4 = | 23 - 5 + 4 = | 21 + 9 - 21 = |
| 19 + 8 - 23 = | 10 + 8 + 10 = | 11 + 11 + 7 = | 12 + 6 - 6 = | 9 + 5 - 5 = |
| 23 - 14 + 14 = | 16 - 4 - 8 = | 15 + 4 - 15 = | 17 + 4 - 17 = | 6 + 8 - 7 = |
| 23 + 3 - 24 = | 5 + 17 - 8 = | 16 - 4 - 10 = | 16 + 12 + 2 = | 12 - 9 + 20 = |
| 18 - 17 + 22 = | 12 - 6 + 13 = | 9 - 4 + 7 = | 23 + 5 - 24 = | 11 - 3 - 4 = |
| 20 + 3 + 5 = | 17 + 12 - 8 = | 23 - 14 - 6 = | 13 + 16 + 1 = | 17 - 17 + 26 = |
| 24 - 12 - 6 = | 13 - 12 + 3 = | 15 + 10 + 4 = | 10 + 19 + 1 = | 17 + 11 + 2 = |
| 18 + 11 - 10 = | 14 - 3 + 3 = | 12 - 12 + 6 = | 25 + 3 + 2 = | 7 + 10 + 5 = |
| 6 + 3 + 19 = | 22 + 3 + 5 = | 6 - 3 + 6 = | 24 + 4 - 24 = | 21 - 19 - 2 = |
| 16 + 13 - 8 = | 6 - 6 + 4 = | 13 + 16 + 1 = | 25 + 5 - 25 = | 17 - 11 + 9 = |
| 8 + 7 + 9 = | 6 - 3 + 27 = | 21 - 5 + 12 = | 19 + 5 + 4 = | 23 + 4 - 9 = |
| 15 + 14 + 1 = | 17 - 9 + 4 = | 25 - 20 - 3 = | 12 + 4 + 8 = | 19 - 14 + 6 = |
| 16 - 15 - 1 = | 9 + 6 + 13 = | 25 - 23 - 1 = | 11 + 16 + 2 = | 26 - 10 - 14 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 17 - 3 + 11 = | 8 - 8 + 7 = | 19 - 13 - 5 = | 9 + 15 - 4 = | 7 + 15 + 4 = |
| 8 - 6 + 27 = | 23 + 6 - 14 = | 8 - 6 - 2 = | 21 + 5 - 6 = | 16 + 9 + 3 = |
| 13 + 13 + 3 = | 21 - 11 + 15 = | 23 + 5 - 27 = | 25 + 3 + 2 = | 22 + 3 - 18 = |
| 20 + 3 + 7 = | 12 - 10 - 1 = | 14 + 14 + 2 = | 19 + 6 - 18 = | 22 + 5 - 5 = |
| 13 + 12 + 3 = | 14 + 13 - 9 = | 22 - 6 - 16 = | 11 - 5 - 3 = | 21 + 6 + 1 = |
| 20 - 13 + 23 = | 13 + 11 + 4 = | 19 + 4 + 5 = | 16 + 12 - 24 = | 16 - 12 - 4 = |
| 8 - 5 - 1 = | 9 + 17 + 4 = | 9 + 20 + 1 = | 26 + 3 + 1 = | 22 + 5 + 3 = |
| 9 + 3 + 10 = | 6 - 5 + 4 = | 16 + 5 + 3 = | 23 - 15 + 5 = | 9 - 4 - 5 = |
| 9 + 13 + 7 = | 18 - 3 - 15 = | 23 - 15 + 6 = | 18 + 9 + 3 = | 6 - 3 - 1 = |
| 6 + 17 + 5 = | 23 + 4 + 1 = | 15 + 10 - 11 = | 24 + 5 - 12 = | 11 + 15 + 4 = |
| 13 - 8 - 3 = | 11 + 13 + 4 = | 9 - 8 - 1 = | 16 - 7 - 7 = | 9 + 18 - 10 = |
| 16 - 10 + 10 = | 14 - 4 + 19 = | 13 - 12 - 1 = | 21 - 17 - 3 = | 14 + 7 + 8 = |
| 11 - 6 - 3 = | 18 + 4 + 8 = | 12 + 13 + 3 = | 23 + 4 - 27 = | 22 - 22 + 8 = |
| 12 + 4 + 12 = | 9 + 13 - 13 = | 25 + 3 - 19 = | 7 + 14 + 7 = | 16 + 5 + 8 = |
| 6 + 8 + 11 = | 21 + 6 - 17 = | 15 + 13 - 3 = | 9 - 9 + 29 = | 19 - 19 + 14 = |
| 21 - 10 + 8 = | 7 - 3 - 3 = | 17 + 10 - 5 = | 22 - 11 - 9 = | 6 - 5 + 9 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 15 + 12 - 14 = | 6 + 17 + 3 = | 20 - 14 - 4 = | 14 + 13 + 1 = | 8 - 7 + 13 = |
| 17 - 16 - 1 = | 21 + 6 - 3 = | 10 + 18 - 12 = | 9 + 15 - 10 = | 9 + 20 - 20 = |
| 15 + 13 - 16 = | 10 - 4 + 18 = | 25 + 3 + 2 = | 17 - 7 - 8 = | 20 - 4 - 11 = |
| 9 - 5 + 24 = | 22 + 3 - 9 = | 10 + 17 + 3 = | 18 + 10 + 1 = | 20 + 4 + 3 = |
| 20 + 7 + 2 = | 11 - 5 + 12 = | 20 - 19 + 25 = | 18 + 6 + 6 = | 7 + 5 - 3 = |
| 23 - 3 + 5 = | 12 + 13 + 3 = | 15 - 4 - 10 = | 15 + 5 + 8 = | 25 + 4 - 19 = |
| 26 - 13 + 8 = | 12 + 17 + 1 = | 18 - 3 - 4 = | 11 + 19 - 4 = | 5 + 23 - 26 = |
| 17 - 4 - 4 = | 10 + 10 + 4 = | 5 + 24 + 1 = | 22 - 4 + 6 = | 20 + 8 + 2 = |
| 7 + 18 - 12 = | 7 + 16 - 13 = | 11 + 9 - 4 = | 13 + 12 + 5 = | 17 + 4 + 5 = |
| 9 + 15 - 15 = | 6 + 5 + 3 = | 10 + 5 - 14 = | 9 + 7 + 4 = | 12 + 17 + 1 = |
| 9 - 7 - 1 = | 23 - 20 - 3 = | 10 + 3 + 4 = | 7 + 20 + 2 = | 17 - 11 + 9 = |
| 13 - 12 - 1 = | 18 - 12 - 5 = | 14 - 3 - 10 = | 17 - 3 + 3 = | 14 - 9 + 15 = |
| 16 + 11 + 2 = | 20 + 9 + 1 = | 8 - 7 + 9 = | 20 + 8 + 2 = | 23 - 17 + 18 = |
| 26 - 13 - 10 = | 16 - 7 - 4 = | 5 - 4 + 4 = | 20 - 5 - 4 = | 16 + 6 + 7 = |
| 26 - 20 + 14 = | 9 - 5 + 5 = | 9 + 11 + 5 = | 15 - 5 + 11 = | 8 + 15 - 10 = |
| 12 - 10 + 28 = | 6 - 3 + 23 = | 13 + 14 + 2 = | 5 + 21 - 18 = | 12 - 10 + 16 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 11 + 11 - 17 = | 19 - 12 + 13 = | 17 - 8 - 3 = | 23 + 5 - 4 = | 21 - 13 + 21 = |
| 16 - 9 + 15 = | 21 + 7 + 2 = | 6 + 23 + 1 = | 20 - 4 - 15 = | 20 + 4 + 6 = |
| 14 - 14 + 27 = | 10 + 11 + 7 = | 5 + 15 - 4 = | 6 - 3 - 2 = | 11 - 9 - 1 = |
| 16 + 11 - 20 = | 11 - 6 + 16 = | 8 + 12 + 4 = | 20 - 7 - 9 = | 23 + 5 + 2 = |
| 7 + 14 + 3 = | 15 - 4 - 7 = | 8 + 4 - 10 = | 20 + 7 + 1 = | 20 - 15 - 3 = |
| 18 - 18 + 14 = | 17 + 5 - 14 = | 24 - 22 + 17 = | 23 - 14 - 8 = | 18 - 7 - 10 = |
| 11 - 8 + 15 = | 18 + 9 - 6 = | 10 + 7 - 6 = | 7 + 12 + 6 = | 5 - 5 + 12 = |
| 23 - 19 - 3 = | 15 - 14 + 27 = | 23 + 4 - 27 = | 19 + 11 - 7 = | 19 - 9 - 9 = |
| 17 + 10 + 3 = | 14 + 12 + 4 = | 8 - 3 - 4 = | 5 + 18 - 20 = | 9 + 4 - 4 = |
| 20 - 15 + 5 = | 12 + 14 - 9 = | 24 + 4 + 2 = | 18 - 8 - 9 = | 22 + 4 + 4 = |
| 17 + 9 - 9 = | 7 - 6 - 1 = | 11 + 7 + 3 = | 7 - 4 - 2 = | 7 + 16 - 15 = |
| 8 + 20 - 27 = | 24 - 11 + 7 = | 11 - 9 + 24 = | 5 + 22 - 23 = | 11 - 5 - 4 = |
| 8 + 19 + 1 = | 18 + 4 + 6 = | 26 - 8 + 9 = | 16 - 5 + 4 = | 20 + 5 - 3 = |
| 10 + 3 - 10 = | 8 - 3 - 3 = | 20 - 11 + 16 = | 22 - 3 + 6 = | 8 - 7 + 28 = |
| 23 + 5 + 2 = | 17 - 16 + 7 = | 15 + 14 - 12 = | 21 - 14 - 4 = | 6 + 13 + 6 = |
| 10 - 4 + 20 = | 24 + 3 + 1 = | 7 - 7 + 26 = | 11 - 3 + 17 = | 17 - 13 + 11 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 22 + 5 + 1 = | 18 - 9 - 5 = | 26 - 12 - 11 = | 23 + 6 - 15 = | 9 + 6 + 8 = |
| 16 + 7 + 5 = | 18 - 16 - 2 = | 16 + 4 - 12 = | 9 - 8 + 4 = | 10 + 19 + 1 = |
| 8 + 8 + 7 = | 5 - 3 - 2 = | 6 - 4 - 2 = | 7 + 18 + 5 = | 19 - 18 - 1 = |
| 21 + 8 + 1 = | 21 + 3 - 17 = | 8 - 5 - 3 = | 11 + 15 - 13 = | 19 + 7 + 4 = |
| 15 - 8 - 6 = | 26 - 23 - 1 = | 13 - 10 - 2 = | 9 - 8 - 1 = | 6 - 3 + 23 = |
| 21 - 4 - 9 = | 6 + 17 - 20 = | 25 - 15 - 6 = | 19 - 11 + 10 = | 20 - 6 - 11 = |
| 26 + 4 - 24 = | 19 + 9 - 23 = | 5 - 3 - 1 = | 24 - 20 + 7 = | 18 + 10 - 11 = |
| 23 + 5 + 2 = | 19 - 12 - 5 = | 6 - 3 + 5 = | 5 - 5 + 9 = | 22 - 9 - 13 = |
| 19 - 15 + 6 = | 12 + 11 - 8 = | 12 - 12 + 17 = | 11 - 9 - 2 = | 12 + 7 - 9 = |
| 7 + 20 + 3 = | 12 + 14 - 24 = | 22 - 16 + 22 = | 25 - 24 + 22 = | 13 - 13 + 9 = |
| 14 + 8 + 5 = | 22 + 4 + 3 = | 10 - 9 + 19 = | 9 - 6 + 6 = | 17 + 6 + 6 = |
| 24 + 3 + 2 = | 24 - 11 - 4 = | 5 + 24 - 25 = | 11 - 4 + 23 = | 14 - 12 - 2 = |
| 21 + 9 - 21 = | 14 + 7 + 6 = | 22 - 9 + 17 = | 23 + 7 - 7 = | 15 - 3 + 8 = |
| 13 + 6 + 3 = | 7 - 4 + 13 = | 25 + 3 - 6 = | 5 + 7 + 16 = | 8 - 4 - 3 = |
| 9 - 3 + 12 = | 20 - 3 + 6 = | 10 - 8 + 26 = | 11 - 5 - 5 = | 7 + 11 - 10 = |
| 8 + 18 - 23 = | 21 - 14 + 19 = | 19 + 10 + 1 = | 19 - 3 - 15 = | 10 + 14 - 16 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 5 - 3 + 25 = | 23 + 5 - 28 = | 15 - 3 + 16 = | 10 + 5 + 9 = | 22 - 14 - 6 = |
| 8 - 4 + 11 = | 21 + 5 - 19 = | 7 - 5 - 1 = | 24 + 4 - 28 = | 23 - 22 - 1 = |
| 26 - 16 - 3 = | 20 - 8 + 6 = | 9 - 3 - 4 = | 25 + 3 + 2 = | 12 + 8 - 17 = |
| 23 - 3 + 8 = | 5 - 5 + 12 = | 23 - 3 + 6 = | 19 - 11 - 5 = | 11 - 7 + 24 = |
| 15 + 3 + 3 = | 23 - 10 + 16 = | 15 + 15 - 16 = | 15 + 3 - 15 = | 8 - 5 - 3 = |
| 18 + 7 + 3 = | 5 - 5 + 10 = | 26 + 3 - 22 = | 20 + 7 - 22 = | 20 + 10 - 21 = |
| 11 - 9 + 4 = | 24 - 5 - 6 = | 9 - 4 - 3 = | 16 + 10 - 12 = | 9 - 8 - 1 = |
| 23 - 22 - 1 = | 12 - 7 + 8 = | 23 + 3 - 3 = | 8 + 12 - 13 = | 13 - 12 - 1 = |
| 7 + 13 - 9 = | 26 + 4 - 21 = | 22 + 6 - 15 = | 19 + 11 - 12 = | 18 + 12 - 26 = |
| 14 + 5 + 8 = | 10 + 14 - 5 = | 7 + 20 + 1 = | 25 - 16 - 9 = | 10 - 4 + 23 = |
| 8 + 8 - 16 = | 17 + 5 + 3 = | 23 - 16 + 17 = | 7 + 14 - 20 = | 19 - 10 - 7 = |
| 11 - 6 - 3 = | 11 - 3 - 8 = | 8 - 4 - 3 = | 23 - 3 + 7 = | 21 - 11 - 9 = |
| 21 - 11 + 10 = | 16 + 11 - 3 = | 17 - 10 - 3 = | 17 - 3 - 12 = | 22 - 12 + 14 = |
| 19 - 17 - 1 = | 7 + 4 - 4 = | 6 + 9 + 12 = | 12 + 12 - 23 = | 18 + 11 - 11 = |
| 16 - 12 - 3 = | 5 - 4 - 1 = | 10 - 10 + 19 = | 25 + 3 - 28 = | 5 - 3 - 2 = |
| 10 - 9 - 1 = | 5 - 3 - 1 = | 5 + 24 - 24 = | 14 + 5 - 5 = | 5 + 7 + 12 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 6 - 6 + 15 = | 7 + 12 - 19 = | 11 - 9 - 2 = | 18 + 6 - 18 = | 6 + 5 + 8 = |
| 17 - 14 - 1 = | 10 + 11 - 10 = | 21 - 16 + 9 = | 19 + 3 - 3 = | 13 - 6 - 3 = |
| 20 - 15 + 7 = | 6 + 19 + 3 = | 21 - 10 + 11 = | 24 + 3 + 2 = | 20 - 8 + 17 = |
| 17 + 9 + 4 = | 23 - 7 - 13 = | 13 + 12 - 8 = | 8 - 4 + 10 = | 10 + 11 + 4 = |
| 14 + 3 - 9 = | 19 + 5 + 3 = | 23 - 8 - 13 = | 16 + 10 + 3 = | 8 + 18 - 15 = |
| 24 - 12 + 3 = | 13 - 7 + 11 = | 15 - 13 + 11 = | 7 - 6 - 1 = | 11 + 5 + 11 = |
| 8 + 10 + 7 = | 23 - 12 - 4 = | 23 - 22 - 1 = | 23 + 5 + 1 = | 15 - 14 - 1 = |
| 10 + 13 + 5 = | 18 - 15 - 3 = | 10 + 3 + 7 = | 18 - 15 - 2 = | 17 - 12 - 5 = |
| 9 + 6 + 6 = | 22 - 22 + 3 = | 19 - 6 - 6 = | 20 + 7 - 17 = | 21 + 4 - 11 = |
| 5 + 23 + 2 = | 14 + 5 + 10 = | 26 + 3 - 12 = | 17 - 3 - 3 = | 18 - 14 - 4 = |
| 7 + 13 - 14 = | 23 + 6 + 1 = | 6 - 6 + 27 = | 23 - 21 + 12 = | 15 - 10 + 14 = |
| 23 + 4 + 2 = | 25 + 4 + 1 = | 18 - 9 - 7 = | 18 + 7 + 4 = | 13 + 3 + 9 = |
| 16 + 6 + 5 = | 13 - 4 - 3 = | 8 - 5 + 13 = | 15 - 3 - 11 = | 25 + 5 - 19 = |
| 19 + 3 + 3 = | 5 - 4 + 11 = | 18 + 4 + 4 = | 25 - 3 - 4 = | 19 + 9 - 8 = |
| 5 + 20 + 3 = | 12 + 6 - 12 = | 20 + 9 - 6 = | 12 + 17 - 24 = | 9 - 9 + 28 = |
| 20 - 12 - 6 = | 26 + 3 - 15 = | 20 + 8 - 12 = | 9 + 13 + 6 = | 6 + 21 + 2 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 10 + 8 + 5 = | 12 + 18 - 30 = | 18 + 10 - 10 = | 26 - 24 - 2 = | 18 + 8 + 4 = |
| 12 + 7 + 11 = | 15 + 4 - 7 = | 20 - 16 - 3 = | 23 + 4 - 8 = | 13 - 13 + 18 = |
| 16 - 4 + 13 = | 15 - 8 + 3 = | 9 + 21 - 8 = | 5 + 24 - 24 = | 10 + 6 + 3 = |
| 23 + 7 - 4 = | 8 - 7 + 5 = | 25 + 3 - 18 = | 14 - 3 - 8 = | 16 - 9 - 5 = |
| 10 + 18 + 2 = | 18 + 8 - 8 = | 6 - 6 + 24 = | 8 - 3 - 5 = | 22 - 11 - 4 = |
| 23 + 4 - 7 = | 16 + 9 - 3 = | 14 + 7 - 10 = | 16 - 5 + 14 = | 23 + 5 - 24 = |
| 15 - 4 - 9 = | 9 + 13 + 7 = | 6 - 3 - 3 = | 17 + 7 + 6 = | 7 + 21 + 2 = |
| 7 + 9 - 4 = | 13 - 10 - 2 = | 26 + 3 - 20 = | 18 - 4 + 16 = | 26 + 4 - 22 = |
| 19 + 7 + 4 = | 21 - 11 + 13 = | 14 + 11 - 24 = | 7 + 4 + 5 = | 24 + 5 - 5 = |
| 18 - 4 + 15 = | 13 + 14 + 3 = | 11 - 7 - 3 = | 8 + 14 + 6 = | 23 + 5 + 2 = |
| 9 + 15 - 4 = | 21 - 6 + 8 = | 5 - 4 + 24 = | 18 - 9 + 20 = | 19 - 3 + 10 = |
| 5 + 20 + 5 = | 25 - 8 - 11 = | 15 - 14 - 1 = | 21 - 17 - 4 = | 21 - 8 + 17 = |
| 19 + 3 + 7 = | 10 - 9 + 26 = | 9 + 7 - 14 = | 14 + 11 - 13 = | 17 + 12 - 18 = |
| 14 - 13 + 21 = | 16 + 14 - 29 = | 6 + 18 + 4 = | 25 + 4 - 19 = | 24 + 3 + 2 = |
| 9 - 8 + 13 = | 15 - 6 - 5 = | 17 - 16 - 1 = | 18 + 12 - 12 = | 22 + 5 + 1 = |
| 14 + 3 + 7 = | 14 + 16 - 19 = | 23 + 7 - 15 = | 25 + 3 - 13 = | 12 + 5 + 4 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 19 + 4 + 3 = | 14 + 6 - 5 = | 18 - 3 - 9 = | 24 + 5 - 28 = | 10 - 6 - 4 = |
| 25 + 3 - 10 = | 5 + 8 - 8 = | 24 - 23 - 1 = | 7 + 22 + 1 = | 19 - 13 - 5 = |
| 6 + 4 + 20 = | 16 + 8 - 22 = | 22 - 5 - 8 = | 20 - 4 - 10 = | 9 - 8 - 1 = |
| 24 - 14 + 13 = | 11 - 8 - 2 = | 10 - 4 + 22 = | 19 + 7 + 3 = | 25 - 7 + 9 = |
| 18 + 4 + 7 = | 19 - 19 + 27 = | 25 - 18 + 9 = | 6 + 10 - 9 = | 12 - 4 - 3 = |
| 26 + 3 + 1 = | 5 + 10 + 4 = | 5 + 18 + 3 = | 23 + 7 - 24 = | 17 - 13 - 4 = |
| 21 + 7 - 27 = | 10 - 8 - 2 = | 8 - 5 - 1 = | 10 + 13 + 6 = | 6 + 10 - 8 = |
| 23 - 18 + 5 = | 19 - 15 - 3 = | 24 - 12 - 6 = | 8 - 4 + 15 = | 8 + 4 - 8 = |
| 18 + 3 - 10 = | 11 - 3 + 8 = | 19 - 8 + 5 = | 26 + 3 + 1 = | 19 + 10 - 17 = |
| 24 - 5 + 10 = | 23 + 4 - 16 = | 25 - 4 + 4 = | 7 + 17 + 5 = | 10 - 6 - 4 = |
| 15 + 4 + 7 = | 7 + 9 - 7 = | 16 + 13 - 12 = | 17 + 3 + 3 = | 13 + 7 + 6 = |
| 16 + 7 - 7 = | 18 - 16 - 2 = | 24 - 14 + 16 = | 12 - 3 - 6 = | 13 + 15 - 14 = |
| 16 + 9 + 5 = | 22 - 13 + 12 = | 22 + 7 + 1 = | 23 - 21 - 1 = | 12 + 10 - 20 = |
| 25 + 3 - 25 = | 21 + 5 + 4 = | 17 - 15 - 1 = | 15 - 12 + 15 = | 7 - 5 - 2 = |
| 18 - 14 - 3 = | 25 + 4 + 1 = | 26 - 23 - 3 = | 13 - 6 + 12 = | 8 + 8 - 7 = |
| 14 - 14 + 13 = | 23 - 4 + 3 = | 9 + 14 + 7 = | 11 + 13 - 7 = | 10 - 5 - 5 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 18 + 6 + 6 = | 22 - 10 - 8 = | 26 - 3 - 22 = | 13 + 12 - 14 = | 6 + 13 + 5 = |
| 25 + 5 - 24 = | 15 - 7 - 5 = | 19 + 9 - 28 = | 6 - 5 - 1 = | 15 + 14 + 1 = |
| 19 + 9 - 27 = | 7 + 5 + 7 = | 22 + 5 - 23 = | 11 - 7 - 4 = | 7 + 9 - 6 = |
| 20 - 12 - 8 = | 25 + 5 - 14 = | 7 + 19 - 25 = | 17 - 16 + 27 = | 12 + 15 + 1 = |
| 22 + 3 + 4 = | 21 + 8 - 23 = | 9 - 4 - 5 = | 21 + 3 + 5 = | 17 - 5 + 6 = |
| 14 - 10 + 17 = | 7 + 12 - 17 = | 23 - 3 + 6 = | 24 + 3 + 2 = | 11 - 7 - 4 = |
| 19 + 11 - 14 = | 7 - 7 + 6 = | 20 - 5 - 15 = | 25 - 20 + 3 = | 9 - 4 - 3 = |
| 20 - 8 + 17 = | 25 - 5 + 4 = | 17 - 15 - 1 = | 13 - 8 - 3 = | 9 + 19 - 24 = |
| 12 + 14 + 4 = | 19 - 4 + 6 = | 21 + 6 + 2 = | 25 - 22 - 3 = | 12 - 3 - 5 = |
| 26 + 4 + 0 = | 9 + 4 - 8 = | 14 + 3 + 10 = | 21 - 5 + 8 = | 16 - 15 - 1 = |
| 6 - 4 - 2 = | 13 - 11 - 2 = | 17 + 3 - 19 = | 9 + 5 - 14 = | 22 + 6 + 1 = |
| 26 - 19 - 4 = | 8 - 7 - 1 = | 14 + 15 + 1 = | 10 - 10 + 30 = | 19 - 8 + 17 = |
| 12 + 7 - 16 = | 14 - 10 + 6 = | 20 + 3 - 21 = | 25 + 4 - 8 = | 14 + 6 + 9 = |
| 9 + 18 + 1 = | 25 - 4 - 4 = | 21 - 3 + 7 = | 22 - 11 - 6 = | 8 + 14 - 14 = |
| 17 - 5 + 16 = | 18 - 13 + 6 = | 26 - 24 - 1 = | 23 + 6 + 1 = | 26 - 16 + 9 = |
| 15 + 12 - 23 = | 25 - 7 - 9 = | 26 - 3 + 5 = | 20 + 7 - 21 = | 13 - 5 - 6 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 11 - 4 - 5 = | 19 - 12 - 6 = | 24 - 7 - 10 = | 9 - 5 + 16 = | 7 - 6 - 1 = |
| 10 + 5 + 9 = | 8 - 5 - 3 = | 24 - 13 - 3 = | 13 + 12 - 11 = | 10 + 3 + 17 = |
| 8 + 13 - 5 = | 5 + 21 + 3 = | 6 + 9 - 8 = | 12 + 13 + 3 = | 6 - 5 - 1 = |
| 5 + 23 + 1 = | 23 + 6 + 1 = | 10 + 3 + 3 = | 21 - 19 - 1 = | 23 + 5 + 1 = |
| 11 - 11 + 22 = | 6 - 5 + 6 = | 26 - 18 - 7 = | 15 - 11 - 3 = | 22 - 11 - 10 = |
| 6 + 19 - 19 = | 23 - 5 + 9 = | 9 + 21 - 19 = | 20 - 3 + 5 = | 13 + 8 + 5 = |
| 10 - 8 + 11 = | 10 + 14 - 8 = | 22 - 5 - 8 = | 22 - 3 + 4 = | 18 + 6 + 5 = |
| 23 - 20 + 22 = | 21 + 4 - 8 = | 11 - 5 - 5 = | 6 - 5 - 1 = | 21 + 5 - 23 = |
| 11 + 5 - 5 = | 6 + 4 - 7 = | 19 - 7 + 6 = | 10 - 8 + 26 = | 12 + 7 - 4 = |
| 26 + 3 - 13 = | 20 - 15 - 3 = | 9 + 12 + 9 = | 20 + 3 - 22 = | 11 - 8 - 2 = |
| 21 - 4 + 13 = | 13 + 12 - 10 = | 15 - 12 + 15 = | 21 + 4 + 5 = | 22 - 10 + 16 = |
| 13 + 7 - 5 = | 18 - 7 - 11 = | 20 - 8 + 11 = | 19 - 15 + 24 = | 25 - 8 + 7 = |
| 12 + 4 + 8 = | 11 - 10 - 1 = | 8 - 5 + 20 = | 26 - 19 + 21 = | 6 + 3 - 3 = |
| 9 - 4 - 4 = | 15 - 5 - 7 = | 14 + 5 + 4 = | 25 - 23 + 7 = | 18 + 9 + 3 = |
| 22 + 6 + 1 = | 16 + 5 - 7 = | 17 + 9 - 24 = | 11 - 5 - 5 = | 12 + 15 + 3 = |
| 22 + 7 - 17 = | 11 + 16 + 2 = | 9 - 5 + 11 = | 26 + 4 - 24 = | 17 - 11 - 5 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 10 - 7 + 11 = | 12 - 5 - 7 = | 8 + 20 + 2 = | 16 - 14 + 17 = | 21 - 4 - 10 = |
| 24 + 4 + 2 = | 22 - 11 + 18 = | 15 + 6 - 5 = | 24 - 13 + 6 = | 14 + 13 - 4 = |
| 26 - 8 - 4 = | 25 - 11 - 9 = | 8 + 5 + 7 = | 10 - 10 + 8 = | 22 + 4 - 3 = |
| 9 - 7 - 2 = | 18 + 7 - 11 = | 13 - 7 + 12 = | 21 + 7 - 15 = | 20 + 4 - 12 = |
| 8 + 21 - 16 = | 19 - 16 - 1 = | 23 + 5 + 2 = | 23 - 11 + 8 = | 6 - 4 - 1 = |
| 8 - 3 - 3 = | 20 - 6 - 9 = | 8 - 8 + 27 = | 8 - 5 - 1 = | 5 - 4 - 1 = |
| 22 - 12 - 7 = | 16 + 8 + 3 = | 9 - 4 + 22 = | 6 + 13 + 9 = | 5 + 18 - 14 = |
| 18 + 5 - 10 = | 19 + 6 + 4 = | 9 + 14 - 14 = | 12 + 3 - 7 = | 21 - 16 + 21 = |
| 18 + 9 + 3 = | 24 - 10 - 6 = | 26 - 11 + 8 = | 26 - 18 - 5 = | 18 - 18 + 7 = |
| 14 - 10 - 4 = | 18 + 3 + 4 = | 7 + 8 - 10 = | 13 - 9 - 3 = | 22 - 17 - 3 = |
| 19 + 7 - 4 = | 19 + 7 + 4 = | 19 + 8 - 6 = | 19 + 4 + 5 = | 16 + 6 + 5 = |
| 8 - 8 + 27 = | 16 - 16 + 11 = | 25 - 3 + 7 = | 17 - 5 + 14 = | 19 + 4 + 7 = |
| 19 - 14 - 3 = | 18 - 12 + 4 = | 8 - 6 + 13 = | 10 - 7 - 2 = | 13 - 5 + 21 = |
| 24 - 5 + 3 = | 7 + 17 + 5 = | 5 + 8 - 9 = | 18 + 7 - 9 = | 18 + 7 - 14 = |
| 5 + 14 + 4 = | 7 - 6 - 1 = | 10 - 3 + 20 = | 17 - 11 + 6 = | 14 - 3 - 9 = |
| 14 + 6 + 8 = | 21 - 9 + 18 = | 8 + 18 - 17 = | 16 + 9 - 16 = | 12 - 5 - 7 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 19 + 10 + 1 = | 9 + 14 + 6 = | 5 - 5 + 30 = | 12 - 5 - 4 = | 21 + 6 - 7 = |
| 24 - 4 - 5 = | 13 + 11 + 5 = | 12 - 9 - 3 = | 25 + 3 + 1 = | 12 - 6 + 24 = |
| 16 - 16 + 28 = | 13 + 9 - 5 = | 10 - 9 - 1 = | 15 - 6 - 4 = | 11 + 17 - 18 = |
| 9 - 5 + 5 = | 14 - 4 - 10 = | 12 + 8 + 5 = | 16 + 13 - 27 = | 20 - 14 - 3 = |
| 7 + 3 - 5 = | 11 - 7 - 4 = | 15 + 6 + 8 = | 15 - 15 + 22 = | 10 + 17 + 3 = |
| 26 - 8 + 7 = | 26 - 11 + 9 = | 9 - 3 + 10 = | 22 + 5 - 20 = | 16 - 13 - 1 = |
| 26 + 4 - 19 = | 25 + 4 + 1 = | 18 + 5 + 4 = | 24 - 24 + 20 = | 10 + 16 - 11 = |
| 5 - 5 + 15 = | 19 - 17 + 13 = | 22 - 12 - 7 = | 10 - 5 - 5 = | 16 - 9 - 7 = |
| 18 + 8 - 17 = | 6 - 5 + 23 = | 22 - 19 + 12 = | 15 + 3 + 5 = | 20 - 19 - 1 = |
| 22 + 5 + 2 = | 21 + 6 + 1 = | 15 - 4 + 3 = | 21 + 6 + 1 = | 14 - 6 - 6 = |
| 7 - 5 - 2 = | 23 - 11 + 15 = | 9 - 6 - 2 = | 13 - 9 + 11 = | 13 + 5 + 5 = |
| 9 - 7 + 15 = | 16 + 8 - 6 = | 21 + 5 - 8 = | 9 - 6 - 3 = | 10 - 8 - 2 = |
| 16 - 7 + 19 = | 20 + 5 - 4 = | 18 + 10 + 1 = | 15 + 7 - 6 = | 10 - 10 + 14 = |
| 13 - 5 + 19 = | 8 + 7 - 10 = | 13 - 8 + 15 = | 15 + 5 + 4 = | 10 + 6 - 14 = |
| 15 - 11 - 3 = | 15 - 14 - 1 = | 20 + 6 + 3 = | 17 + 9 + 4 = | 13 + 12 + 4 = |
| 14 - 4 - 5 = | 20 - 8 - 4 = | 5 - 4 - 1 = | 11 + 4 - 4 = | 9 - 9 + 8 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 9 + 13 - 16 = | 6 + 8 - 10 = | 17 - 6 + 12 = | 12 + 12 - 18 = | 9 - 5 - 4 = |
| 20 + 10 - 26 = | 19 + 8 - 7 = | 6 - 3 + 13 = | 15 - 5 + 10 = | 20 - 8 + 16 = |
| 18 - 12 - 4 = | 12 + 6 - 13 = | 10 + 19 + 1 = | 7 + 17 + 3 = | 23 + 6 - 18 = |
| 25 - 11 + 10 = | 15 - 10 - 5 = | 26 + 3 - 18 = | 19 + 3 + 3 = | 12 + 6 - 7 = |
| 24 - 12 - 11 = | 15 - 3 - 6 = | 14 + 14 + 1 = | 22 - 22 + 26 = | 23 - 11 + 16 = |
| 6 - 5 - 1 = | 8 - 5 + 15 = | 26 + 3 - 10 = | 7 + 8 + 5 = | 23 + 5 - 24 = |
| 18 + 9 + 1 = | 14 - 12 + 22 = | 5 + 19 - 17 = | 10 - 6 - 4 = | 8 + 8 + 13 = |
| 23 + 3 - 26 = | 13 - 3 - 9 = | 9 + 12 - 17 = | 13 - 7 - 3 = | 22 + 3 - 4 = |
| 12 - 10 + 4 = | 14 - 6 - 6 = | 25 + 4 + 1 = | 21 + 3 + 6 = | 22 + 6 - 10 = |
| 7 + 13 - 10 = | 17 + 10 + 3 = | 11 + 13 - 22 = | 17 - 17 + 3 = | 20 + 4 - 22 = |
| 15 + 3 + 10 = | 14 + 15 - 23 = | 9 - 6 - 3 = | 9 + 14 + 3 = | 21 - 20 - 1 = |
| 8 - 7 - 1 = | 14 + 10 - 6 = | 21 + 3 + 5 = | 6 + 17 - 3 = | 25 - 17 + 6 = |
| 8 + 16 - 18 = | 25 - 5 - 16 = | 22 + 6 - 18 = | 11 + 9 + 4 = | 17 + 4 + 5 = |
| 16 - 15 - 1 = | 25 - 19 + 5 = | 25 - 5 + 4 = | 7 + 7 - 12 = | 15 + 8 - 4 = |
| 14 + 12 - 19 = | 10 - 6 + 21 = | 7 - 3 + 5 = | 13 - 11 + 11 = | 25 - 15 - 3 = |
| 19 + 9 - 18 = | 13 - 5 + 7 = | 12 + 10 - 14 = | 14 - 8 - 5 = | 26 + 4 - 8 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 10 + 13 + 3 = | 17 - 4 + 5 = | 17 - 5 + 7 = | 25 - 10 - 12 = | 15 + 14 + 1 = |
| 19 - 15 + 19 = | 22 - 11 - 11 = | 23 - 21 - 2 = | 10 - 8 - 1 = | 20 - 16 + 11 = |
| 20 + 3 - 22 = | 5 + 19 - 10 = | 21 - 4 + 3 = | 23 - 6 - 16 = | 16 - 6 - 4 = |
| 16 - 12 - 3 = | 14 - 9 + 16 = | 6 + 13 + 7 = | 13 - 6 - 3 = | 18 - 13 - 5 = |
| 23 - 11 + 3 = | 12 + 11 - 9 = | 13 + 4 - 11 = | 13 - 7 - 5 = | 24 - 9 - 15 = |
| 12 + 10 - 3 = | 7 - 3 - 4 = | 8 + 7 - 3 = | 10 + 12 - 18 = | 14 - 5 + 4 = |
| 5 + 14 + 11 = | 19 + 4 + 4 = | 17 - 5 + 12 = | 20 - 5 - 15 = | 22 - 19 - 1 = |
| 18 - 14 - 3 = | 22 - 10 + 15 = | 23 + 6 - 27 = | 21 + 8 - 19 = | 15 + 3 - 8 = |
| 10 + 9 - 17 = | 12 + 17 - 29 = | 8 + 5 + 5 = | 12 - 6 + 19 = | 11 + 4 + 8 = |
| 16 - 4 - 11 = | 11 + 18 - 6 = | 10 + 9 + 7 = | 21 + 4 + 3 = | 14 + 4 + 9 = |
| 7 + 14 + 4 = | 8 - 7 + 12 = | 23 - 15 + 9 = | 21 - 11 - 7 = | 22 - 19 + 8 = |
| 11 + 15 + 3 = | 6 + 7 - 9 = | 20 + 9 + 1 = | 20 - 10 + 3 = | 12 - 6 + 13 = |
| 22 - 8 - 3 = | 23 - 12 - 5 = | 10 - 6 + 5 = | 23 - 14 - 4 = | 9 + 21 - 30 = |
| 6 + 8 + 15 = | 24 + 5 - 23 = | 12 + 8 + 7 = | 25 - 18 - 4 = | 12 - 8 + 24 = |
| 8 + 13 + 4 = | 23 - 17 + 6 = | 13 - 7 - 6 = | 26 - 23 - 1 = | 18 - 3 + 11 = |
| 17 - 14 + 8 = | 5 + 6 - 9 = | 20 + 5 - 15 = | 21 - 11 + 19 = | 8 - 3 - 5 = |
| 共计：80 题 | 做对： | 计时： | 成绩： | |
| 6 + 24 - 25 = | 24 - 7 - 10 = | 21 + 3 + 5 = | 13 + 12 - 13 = | 9 + 5 + 5 = |
| 24 - 23 - 1 = | 20 - 4 + 10 = | 16 - 13 + 25 = | 12 + 3 + 13 = | 16 + 10 - 3 = |
| 23 - 22 + 20 = | 13 + 9 + 8 = | 10 - 8 + 18 = | 24 - 18 - 4 = | 22 + 6 - 27 = |
| 14 - 13 - 1 = | 5 + 17 - 12 = | 8 - 8 + 8 = | 11 - 9 - 2 = | 14 - 10 - 4 = |
| 13 - 3 + 4 = | 23 - 8 - 10 = | 22 - 19 - 1 = | 24 - 14 - 6 = | 26 - 22 - 3 = |
| 9 - 7 + 14 = | 8 + 4 + 10 = | 7 + 20 + 3 = | 9 - 7 + 22 = | 20 - 16 - 3 = |
| 12 + 10 - 21 = | 13 + 13 - 4 = | 6 - 4 - 1 = | 7 - 6 - 1 = | 15 - 5 + 16 = |
| 9 + 20 - 28 = | 12 - 10 - 1 = | 9 - 5 + 7 = | 24 + 3 - 20 = | 22 - 7 + 3 = |
| 23 - 11 + 10 = | 8 - 3 - 5 = | 14 + 15 - 27 = | 25 - 14 - 7 = | 21 + 5 + 3 = |
| 11 + 8 - 5 = | 26 + 3 - 19 = | 22 - 15 + 6 = | 20 - 5 - 6 = | 25 + 4 - 27 = |
| 6 + 15 + 4 = | 13 + 13 + 3 = | 12 + 7 + 8 = | 16 - 6 + 8 = | 6 - 4 + 27 = |
| 26 - 16 - 4 = | 26 + 3 + 1 = | 24 - 24 + 26 = | 7 - 5 - 2 = | 14 + 8 - 13 = |
| 11 + 9 - 17 = | 9 + 12 - 8 = | 15 + 3 - 18 = | 11 + 12 + 3 = | 13 - 7 - 3 = |
| 6 + 13 - 13 = | 5 + 12 - 13 = | 16 - 8 + 22 = | 24 - 22 + 26 = | 13 + 9 - 12 = |
| 9 + 14 - 8 = | 23 + 3 - 9 = | 19 - 5 + 8 = | 24 + 4 - 10 = | 13 + 15 + 2 = |
| 15 - 12 - 3 = | 7 - 5 - 2 = | 18 + 3 + 3 = | 9 - 6 - 1 = | 7 + 9 + 8 = |
| 共计：80 题 | 做对： | 计时： | 成绩： |
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