一百道30以内的加减法

25 - ( ) = 15( ) - 29 = 127 - ( ) = 6( ) - 21 = 7 ( ) + 9 = 1915 + ( ) = 16( ) + 8 = + ( ) = 15 ( ) - 13 = 311 - ( ) = 11( ) - 12 = 419 - ( ) = 9 9 + ( ) = 12( ) + 10 = 1913 + ( ) = 17( ) + 20 = 23 24 - ( ) = 6( ) - 24 = 622 - ( ) = 10( ) - 13 = 14 ( ) + 6 = 1318 + ( ) = 28( ) + 8 = 287 + ( ) = 14 ( ) - 17 = 821 - ( ) = 16( ) - 8 = 822 - ( ) = 5 12 + ( ) = 15( ) + 18 = 2019 + ( ) = 26( ) + 8 = 12 26 - ( ) = 23( ) - 10 = 1428 - ( ) = 4( ) - 26 = 1 ( ) + 7 = 2913 + ( ) = 16( ) + 8 = 1016 + ( ) = 20 ( ) - 25 = 222 - ( ) = 9( ) - 7 = 420 - ( ) = 0 9 + ( ) = 12( ) + 16 = 2612 + ( ) = 17( ) + 11 = 16 19 - ( ) = 19( ) - 28 = 214 - ( ) = 3( ) - 6 = 6 ( ) + 12 = 3014 + ( ) = 22( ) + 15 = 2315 + ( ) = 22 ( ) - 13 = 1219 - ( ) = 1( ) - 29 = 118 - ( ) = 1 10 + ( ) = 12( ) + 5 = 1410 + ( ) = 10( ) + 15 = 23 26 - ( ) = 5( ) - 14 = 418 - ( ) = 13( ) - 25 = 5 ( ) + 20 = 2311 + ( ) = 28( ) + 19 = 2715 + ( ) = 24 ( ) - 21 = 712 - ( ) = 3( ) - 23 = 412 - ( ) = 6 12 + ( ) = 16( ) + 23 = 269 + ( ) = 14( ) + 25 = 28 17 - ( ) = 9( ) - 29 = 113 - ( ) = 0( ) - 26 = 2 ( ) + 10 = 1316 + ( ) = 27( ) + 21 = 2711 + ( ) = 13 ( ) - 29 = 123 - ( ) = 2( ) - 22 = 815 - ( ) = 14 8 + ( ) = 11( ) + 18 = 2018 + ( ) = 22( ) + 7 = 17 8 + ( ) = 1521 + ( ) = 2813 + ( ) = 19 5 + ( ) = 10班别：________ 姓名：________ 学号：________ 成绩：________

17 - ( ) = 11( ) - 21 = 812 - ( ) = 11( ) - 15 = 1 ( ) + 10 = 2412 + ( ) = 15( ) + 9 = 1516 + ( ) = 20 ( ) - 9 = 1521 - ( ) = 8( ) - 7 = 921 - ( ) = 7 14 + ( ) = 25( ) + 7 = 920 + ( ) = 24( ) + 18 = 20 25 - ( ) = 3( ) - 13 = 212 - ( ) = 3( ) - 24 = 2 ( ) + 8 = 158 + ( ) = 18( ) + 13 = 1417 + ( ) = 17 ( ) - 20 = 728 - ( ) = 4( ) - 17 = 1324 - ( ) = 11 10 + ( ) = 12( ) + 16 = 197 + ( ) = 10( ) + 15 = 26 26 - ( ) = 18( ) - 9 = 728 - ( ) = 10( ) - 21 = 5 ( ) + 8 = 1413 + ( ) = 14( ) + 5 = 188 + ( ) = 12 ( ) - 22 = 425 - ( ) = 13( ) - 9 = 2118 - ( ) = 4 26 + ( ) = 28( ) + 15 = 1810 + ( ) = 19( ) + 20 = 28 24 - ( ) = 11( ) - 28 = 217 - ( ) = 11( ) - 19 = 9 ( ) + 6 = 87 + ( ) = 18( ) + 9 = 1816 + ( ) = 19 ( ) - 27 = 319 - ( ) = 18( ) - 6 = 1927 - ( ) = 5 25 + ( ) = 26( ) + 13 = 2113 + ( ) = 14( ) + 8 = 13 11 - ( ) = 11( ) - 12 = 1018 - ( ) = 13( ) - 14 = 14 ( ) + 11 = 1 + ( ) = 21( ) + 7 = 24 5 + ( ) = 16 ( ) - 16 = 524 - ( ) = 4( ) - 8 = 517 - ( ) = 10 24 + ( ) = 24( ) + 16 = 2021 + ( ) = 24( ) + 20 = 20 11 - ( ) = 8( ) - 12 = 713 - ( ) = 10( ) - 9 = 20 ( ) + 17 = 1 + ( ) = 11( ) + 6 = 23 5 + ( ) = 13 ( ) - 20 = 415 - ( ) = 1( ) - 14 = 1321 - ( ) = 5 15 + ( ) = 23( ) + 5 = 149 + ( ) = 14( ) + 23 = 23 17 + ( ) = 287 + ( ) = 1224 + ( ) = 2420 + ( ) = 21班别：________ 姓名：________ 学号：________ 成绩：________

28 - ( ) = 12( ) - 26 = 223 - ( ) = 2( ) - 17 = 11 ( ) + 13 = 2411 + ( ) = 11( ) + 6 = 1223 + ( ) = 26 ( ) - 12 = 1028 - ( ) = 24( ) - 7 = 1120 - ( ) = 2 26 + ( ) = 29( ) + 19 = 2011 + ( ) = 12( ) + 13 = 20 12 - ( ) = 10( ) - 7 = 1613 - ( ) = 7( ) - 9 = 20 ( ) + 8 = 30 6 + ( ) = 12( ) + 5 = 1828 + ( ) = 29 ( ) - 29 = 113 - ( ) = 0( ) - 18 = 215 - ( ) = 8 11 + ( ) = 20( ) + 14 = 157 + ( ) = 19( ) + 10 = 16 27 - ( ) = 14( ) - 28 = 226 - ( ) = 14( ) - 25 = 4 ( ) + 18 = 2 + ( ) = 16( ) + 9 = 1816 + ( ) = 19 ( ) - 14 = 610 - ( ) = 9( ) - 29 = 117 - ( ) = 12 14 + ( ) = 26( ) + 8 = 27 6 + ( ) = 21( ) + 10 = 10 28 - ( ) = 18( ) - 6 = 219 - ( ) = 13( ) - 24 = 4 ( ) + 8 = 1717 + ( ) = 17( ) + 10 = 1319 + ( ) = 26 ( ) - 7 = 522 - ( ) = 7( ) - 26 = 420 - ( ) = 18 20 + ( ) = 25( ) + 12 = 187 + ( ) = 16( ) + 27 = 28 24 - ( ) = 5( ) - 8 = 812 - ( ) = 3( ) - 11 = 11 ( ) + 15 = 2014 + ( ) = 30( ) + 23 = 2513 + ( ) = 15 ( ) - 20 = 1022 - ( ) = 6( ) - 24 = 128 - ( ) = 15 16 + ( ) = 26( ) + 26 = 307 + ( ) = 15( ) + 7 = 9 10 - ( ) = 2( ) - 19 = 110 - ( ) = 5( ) - 15 = 4 ( ) + 10 = 2512 + ( ) = 23( ) + 9 = 178 + ( ) = 12 ( ) - 28 = 126 - ( ) = 15( ) - 12 = 1027 - ( ) = 23 12 + ( ) = 17( ) + 9 = 168 + ( ) = 13( ) + 14 = 17 17 + ( ) = 20 6 + ( ) = 2415 + ( ) = 2520 + ( ) = 22班别：________ 姓名：________ 学号：________ 成绩：________

18 - ( ) = 12( ) - 25 = 415 - ( ) = 4( ) - 26 = 3 ( ) + 8 = 3018 + ( ) = 30( ) + 7 = 910 + ( ) = 17 ( ) - 15 = 120 - ( ) = 5( ) - 28 = 124 - ( ) = 8 22 + ( ) = 26( ) + 26 = 3011 + ( ) = 15( ) + 17 = 27 16 - ( ) = 9( ) - 18 = 919 - ( ) = 8( ) - 9 = 13 ( ) + 16 = 2317 + ( ) = 25( ) + 7 = 1710 + ( ) = 30 ( ) - 8 = 1127 - ( ) = 2( ) - 9 = 1524 - ( ) = 5 22 + ( ) = 26( ) + 19 = 277 + ( ) = 14( ) + 14 = 15 25 - ( ) = 6( ) - 24 = 217 - ( ) = 7( ) - 7 = 20 ( ) + 6 = 17 6 + ( ) = 13( ) + 7 = 2319 + ( ) = 24 ( ) - 10 = 518 - ( ) = 2( ) - 14 = 1611 - ( ) = 4 8 + ( ) = 15( ) + 22 = 29 6 + ( ) = 18( ) + 8 = 28 11 - ( ) = 7( ) - 6 = 2415 - ( ) = 5( ) - 10 = 14 ( ) + 6 = + ( ) = 19( ) + 9 = 1426 + ( ) = 27 ( ) - 5 = 1921 - ( ) = 12( ) - 5 = 2519 - ( ) = 15 8 + ( ) = 14( ) + 7 = 1810 + ( ) = 23( ) + 5 = 9 28 - ( ) = 19( ) - 9 = 811 - ( ) = 3( ) - 21 = 2 ( ) + 11 = 2814 + ( ) = 19( ) + 8 = 8 5 + ( ) = 26 ( ) - 11 = 1419 - ( ) = 19( ) - 7 = 2019 - ( ) = 19 10 + ( ) = 13( ) + 10 = 2529 + ( ) = 29( ) + 8 = 25 26 - ( ) = 22( ) - 15 = 1010 - ( ) = 7( ) - 10 = 3 ( ) + 12 = 207 + ( ) = 23( ) + 5 = 1410 + ( ) = 10 ( ) - 23 = 420 - ( ) = 8( ) - 28 = 224 - ( ) = 3 24 + ( ) = 29( ) + 5 = 2010 + ( ) = 17( ) + 16 = 24 6 + ( ) = 1313 + ( ) = 3013 + ( ) = 1813 + ( ) = 17班别：________ 姓名：________ 学号：________ 成绩：________

20 - ( ) = 5( ) - 14 = 1128 - ( ) = 2( ) - 29 = 1 ( ) + 8 = 816 + ( ) = 22( ) + 10 = 2611 + ( ) = 13 ( ) - 22 = 717 - ( ) = 15( ) - 10 = 815 - ( ) = 9 13 + ( ) = 15( ) + 8 = 127 + ( ) = 17( ) + 5 = 16 27 - ( ) = 24( ) - 8 = 1123 - ( ) = 11( ) - 25 = 5 ( ) + 16 = 187 + ( ) = 10( ) + 19 = 2214 + ( ) = 18 ( ) - 16 = 421 - ( ) = 17( ) - 14 = 813 - ( ) = 10 13 + ( ) = 23( ) + 18 = 2428 + ( ) = 28( ) + 21 = 22 10 - ( ) = 10( ) - 24 = 221 - ( ) = 6( ) - 20 = 9 ( ) + 8 = 117 + ( ) = 10( ) + 12 = 2012 + ( ) = 28 ( ) - 20 = 723 - ( ) = 5( ) - 26 = 427 - ( ) = 17 10 + ( ) = 10( ) + 18 = 20 6 + ( ) = 15( ) + 12 = 17 13 - ( ) = 3( ) - 20 = 719 - ( ) = 4( ) - 26 = 1 ( ) + 13 = 22 5 + ( ) = 11( ) + 15 = 2514 + ( ) = 25 ( ) - 23 = 610 - ( ) = 2( ) - 21 = 915 - ( ) = 2 8 + ( ) = 13( ) + 22 = 2810 + ( ) = 12( ) + 10 = 28 16 - ( ) = 12( ) - 28 = 220 - ( ) = 16( ) - 27 = 1 ( ) + 16 = 1712 + ( ) = 21( ) + 18 = 2211 + ( ) = 29 ( ) - 24 = 617 - ( ) = 8( ) - 27 = 121 - ( ) = 12 19 + ( ) = 29( ) + 6 = 1113 + ( ) = 18( ) + 10 = 12 18 - ( ) = 5( ) - 10 = 1815 - ( ) = 12( ) - 23 = 1 ( ) + 16 = 219 + ( ) = 19( ) + 11 = 2016 + ( ) = 23 ( ) - 14 = 1118 - ( ) = 4( ) - 13 = 1422 - ( ) = 19

15 + ( ) = 17( ) + 8 = 1414 + ( ) = 22( ) + 9 = 20

16 + ( ) = 24 6 + ( ) = 1417 + ( ) = 2316 + ( ) = 22班别：________ 姓名：________ 学号：________ 成绩：________

21 - ( ) = 4( ) - 22 = 113 - ( ) = 7( ) - 18 = 4 ( ) + 13 = 18 6 + ( ) = 12( ) + 8 = 2614 + ( ) = 15 ( ) - 8 = 2110 - ( ) = 4( ) - 29 = 119 - ( ) = 15 20 + ( ) = 30( ) + 5 = 1410 + ( ) = 14( ) + 19 = 23 27 - ( ) = 24( ) - 19 = 913 - ( ) = 1( ) - 24 = 4 ( ) + 10 = 13 6 + ( ) = 13( ) + 8 = 9 5 + ( ) = 21 ( ) - 6 = 1318 - ( ) = 11( ) - 10 = 1328 - ( ) = 25 7 + ( ) = 12( ) + 15 = 167 + ( ) = 16( ) + 5 = 10 12 - ( ) = 11( ) - 21 = 615 - ( ) = 4( ) - 18 = 10 ( ) + 6 = 177 + ( ) = 10( ) + 5 = 30 6 + ( ) = 26 ( ) - 5 = 2311 - ( ) = 1( ) - 11 = 918 - ( ) = 1 12 + ( ) = 14( ) + 8 = 118 + ( ) = 28( ) + 13 = 23 10 - ( ) = 7( ) - 10 = 319 - ( ) = 7( ) - 18 = 3 ( ) + 7 = 810 + ( ) = 10( ) + 13 = 227 + ( ) = 15 ( ) - 23 = 522 - ( ) = 1( ) - 16 = 318 - ( ) = 16 8 + ( ) = 10( ) + 6 = 8 5 + ( ) = 28( ) + 11 = 16 10 - ( ) = 9( ) - 29 = 123 - ( ) = 20( ) - 28 = 2 ( ) + 13 = 2410 + ( ) = 30( ) + 7 = 1223 + ( ) = 23 ( ) - 23 = 711 - ( ) = 1( ) - 12 = 620 - ( ) = 15 8 + ( ) = 26( ) + 7 = 1317 + ( ) = 27( ) + 5 = 14 23 - ( ) = 9( ) - 5 = 1227 - ( ) = 2( ) - 19 = 2 ( ) + 28 = 298 + ( ) = 10( ) + 14 = 247 + ( ) = 18 ( ) - 7 = 2310 - ( ) = 2( ) - 15 = 1426 - ( ) = 16

15 + ( ) = 26( ) + 30 = 3011 + ( ) = 19( ) + 14 = 24

16 + ( ) = 198 + ( ) = 1610 + ( ) = 269 + ( ) = 28

班别：________ 姓名：________ 学号：________ 成绩：________

25 - ( ) = 19( ) - 20 = 421 - ( ) = 1( ) - 20 = 1 ( ) + 12 = 259 + ( ) = 13( ) + 18 = 2820 + ( ) = 23 ( ) - 22 = 314 - ( ) = 1( ) - 15 = 219 - ( ) = 7 15 + ( ) = 19( ) + 7 = 88 + ( ) = 13( ) + 5 = 22 21 - ( ) = 12( ) - 5 = 614 - ( ) = 11( ) - 15 = 9 ( ) + 5 = 1013 + ( ) = 17( ) + 18 = 2323 + ( ) = 26 ( ) - 10 = 228 - ( ) = 22( ) - 10 = 1412 - ( ) = 1 9 + ( ) = 12( ) + 5 = 1715 + ( ) = 23( ) + 13 = 16 17 - ( ) = 14( ) - 20 = 323 - ( ) = 19( ) - 19 = 3 ( ) + 20 = 2516 + ( ) = 29( ) + 26 = 2817 + ( ) = 17 ( ) - 9 = 625 - ( ) = 25( ) - 12 = 911 - ( ) = 5 5 + ( ) = 19( ) + 19 = 3026 + ( ) = 30( ) + 6 = 16 14 - ( ) = 5( ) - 29 = 110 - ( ) = 10( ) - 20 = 7 ( ) + 11 = 18 5 + ( ) = 13( ) + 9 = 1112 + ( ) = 13 ( ) - 8 = 2227 - ( ) = 19( ) - 29 = 125 - ( ) = 4 11 + ( ) = 18( ) + 6 = 2812 + ( ) = 29( ) + 21 = 25 24 - ( ) = 3( ) - 8 = 2018 - ( ) = 13( ) - 21 = 2 ( ) + 7 = 117 + ( ) = 12( ) + 17 = 17 6 + ( ) = 20 ( ) - 28 = 122 - ( ) = 18( ) - 27 = 314 - ( ) = 1 8 + ( ) = 18( ) + 10 = 2810 + ( ) = 20( ) + 8 = 20 11 - ( ) = 6( ) - 15 = 719 - ( ) = 13( ) - 22 = 5 ( ) + 8 = 1129 + ( ) = 29( ) + 7 = 99 + ( ) = 16 ( ) - 6 = 1210 - ( ) = 8( ) - 26 = 116 - ( ) = 14 7 + ( ) = 13( ) + 8 = 1511 + ( ) = 14( ) + 19 = 21 20 + ( ) = 2414 + ( ) = 308 + ( ) = 2316 + ( ) = 28班别：________ 姓名：________ 学号：________ 成绩：________

13 - ( ) = 4( ) - 13 = 319 - ( ) = 4( ) - 20 = 1 ( ) + 10 = 1211 + ( ) = 30( ) + 11 = 26 5 + ( ) = 16 ( ) - 14 = 919 - ( ) = 8( ) - 5 = 727 - ( ) = 11 12 + ( ) = 13( ) + 20 = 2710 + ( ) = 25( ) + 7 = 11 27 - ( ) = 21( ) - 7 = 1927 - ( ) = 14( ) - 11 = 16 ( ) + 8 = 88 + ( ) = 11( ) + 22 = 28 5 + ( ) = 11 ( ) - 22 = 521 - ( ) = 17( ) - 6 = 2121 - ( ) = 20 15 + ( ) = 24( ) + 12 = 1814 + ( ) = 17( ) + 10 = 11 10 - ( ) = 7( ) - 6 = 2015 - ( ) = 14( ) - 5 = 4 ( ) + 11 = 2211 + ( ) = 25( ) + 17 = 1911 + ( ) = 22 ( ) - 6 = 1725 - ( ) = 3( ) - 11 = 321 - ( ) = 2 23 + ( ) = 30( ) + 16 = 2813 + ( ) = 18( ) + 7 = 28 17 - ( ) = 10( ) - 16 = 413 - ( ) = 8( ) - 28 = 1 ( ) + 14 = 2613 + ( ) = 13( ) + 8 = 3011 + ( ) = 17 ( ) - 6 = 1110 - ( ) = 4( ) - 8 = 1623 - ( ) = 3 7 + ( ) = 10( ) + 12 = 1419 + ( ) = 20( ) + 14 = 15 16 - ( ) = 0( ) - 9 = 126 - ( ) = 26( ) - 7 = 20 ( ) + 22 = 22 5 + ( ) = 27( ) + 6 = 914 + ( ) = 27 ( ) - 10 = 1510 - ( ) = 2( ) - 28 = 119 - ( ) = 1 20 + ( ) = 20( ) + 9 = 1126 + ( ) = 29( ) + 22 = 30 23 - ( ) = 16( ) - 15 = 828 - ( ) = 10( ) - 17 = 13 ( ) + 24 = 2615 + ( ) = 29( ) + 9 = 99 + ( ) = 17 ( ) - 29 = 127 - ( ) = 4( ) - 5 = 1627 - ( ) = 21 24 + ( ) = 25( ) + 12 = 1628 + ( ) = 29( ) + 11 = 26 6 + ( ) = 1310 + ( ) = 119 + ( ) = 14 5 + ( ) = 10班别：________ 姓名：________ 学号：________ 成绩：________

13 - ( ) = 0( ) - 15 = 1018 - ( ) = 1( ) - 9 = 6 ( ) + 15 = 30 5 + ( ) = 13( ) + 15 = 2627 + ( ) = 28 ( ) - 11 = 1823 - ( ) = 22( ) - 12 = 1113 - ( ) = 5 11 + ( ) = 27( ) + 9 = 1924 + ( ) = 27( ) + 10 = 12 16 - ( ) = 11( ) - 29 = 127 - ( ) = 15( ) - 18 = 5 ( ) + 17 = 2115 + ( ) = 19( ) + 13 = 1510 + ( ) = 27 ( ) - 26 = 121 - ( ) = 8( ) - 16 = 815 - ( ) = 7 10 + ( ) = 10( ) + 7 = 178 + ( ) = 18( ) + 9 = 21 23 - ( ) = 15( ) - 21 = 312 - ( ) = 5( ) - 6 = 12 ( ) + 19 = 2017 + ( ) = 22( ) + 7 = 2317 + ( ) = 17 ( ) - 25 = 410 - ( ) = 9( ) - 24 = 626 - ( ) = 6 13 + ( ) = 17( ) + 7 = 914 + ( ) = 25( ) + 13 = 14 12 - ( ) = 7( ) - 5 = 2319 - ( ) = 9( ) - 28 = 1 ( ) + 11 = 218 + ( ) = 21( ) + 15 = 19 6 + ( ) = 24 ( ) - 11 = 726 - ( ) = 3( ) - 6 = 1528 - ( ) = 7 7 + ( ) = 16( ) + 11 = 2611 + ( ) = 16( ) + 7 = 17 10 - ( ) = 1( ) - 10 = 1023 - ( ) = 5( ) - 12 = 6 ( ) + 11 = 16 6 + ( ) = 26( ) + 14 = 2421 + ( ) = 21 ( ) - 19 = 416 - ( ) = 5( ) - 19 = 811 - ( ) = 1 6 + ( ) = 18( ) + 20 = 2310 + ( ) = 11( ) + 8 = 14 26 - ( ) = 8( ) - 9 = 1510 - ( ) = 1( ) - 10 = 16 ( ) + 10 = 25 5 + ( ) = 11( ) + 18 = 2613 + ( ) = 22 ( ) - 8 = 2118 - ( ) = 18( ) - 7 = 1918 - ( ) = 16 15 + ( ) = 17( ) + 28 = 3021 + ( ) = 28( ) + 12 = 26 6 + ( ) = 2720 + ( ) = 288 + ( ) = 1815 + ( ) = 17班别：________ 姓名：________ 学号：________ 成绩：________

26 - ( ) = 7( ) - 28 = 226 - ( ) = 9( ) - 21 = 6 ( ) + 11 = 2218 + ( ) = 20( ) + 11 = 1218 + ( ) = 27 ( ) - 10 = 1126 - ( ) = 24( ) - 10 = 114 - ( ) = 1 22 + ( ) = 25( ) + 8 = 911 + ( ) = 15( ) + 12 = 19 27 - ( ) = 9( ) - 29 = 126 - ( ) = 4( ) - 11 = 2 ( ) + 6 = 1810 + ( ) = 17( ) + 5 = 1111 + ( ) = 14 ( ) - 17 = 923 - ( ) = 9( ) - 24 = 625 - ( ) = 18 15 + ( ) = 22( ) + 13 = 2728 + ( ) = 28( ) + 9 = 12 11 - ( ) = 10( ) - 17 = 817 - ( ) = 14( ) - 12 = 5 ( ) + 7 = 88 + ( ) = 21( ) + 7 = 87 + ( ) = 13 ( ) - 28 = 213 - ( ) = 9( ) - 29 = 115 - ( ) = 5 5 + ( ) = 16( ) + 24 = 2410 + ( ) = 22( ) + 8 = 12 11 - ( ) = 11( ) - 16 = 1321 - ( ) = 6( ) - 27 = 3 ( ) + 16 = 2510 + ( ) = 16( ) + 24 = 2915 + ( ) = 18 ( ) - 26 = 216 - ( ) = 10( ) - 20 = 713 - ( ) = 10 27 + ( ) = 28( ) + 15 = 1510 + ( ) = 20( ) + 6 = 11 25 - ( ) = 6( ) - 14 = 1422 - ( ) = 5( ) - 25 = 4 ( ) + 17 = 1812 + ( ) = 13( ) + 10 = 1121 + ( ) = 29 ( ) - 9 = 1711 - ( ) = 9( ) - 5 = 114 - ( ) = 6 6 + ( ) = 24( ) + 14 = 2511 + ( ) = 16( ) + 12 = 24 22 - ( ) = 15( ) - 17 = 1028 - ( ) = 28( ) - 21 = 7 ( ) + 14 = 2223 + ( ) = 26( ) + 9 = 1312 + ( ) = 23 ( ) - 18 = 118 - ( ) = 11( ) - 25 = 226 - ( ) = 15 5 + ( ) = 24( ) + 17 = 1914 + ( ) = 24( ) + 19 = 23 13 + ( ) = 2215 + ( ) = 2124 + ( ) = 2913 + ( ) = 26