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完整版初一100道数学计算题及答案

来源:动视网 责编:小OO 时间:2025-09-29 19:29:09
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完整版初一100道数学计算题及答案

完整版初一100道数学计算题及答案1.25×(8+10)108+1.25=1.25××=10+12.5=22.5123+8.123-()=9123-123-8.8=9000-8.8=91.21.761.24××8.3+8.31.24+1.76)×(=8.33=24.9=8.3×10019999×=9999×(1000+1)1=9999×1000+9999×=1000993.7+8.3×6.3-6.314.8××6.53.7×6.3=(14.8-6.5)×+8.33.76.3+8.3
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导读完整版初一100道数学计算题及答案1.25×(8+10)108+1.25=1.25××=10+12.5=22.5123+8.123-()=9123-123-8.8=9000-8.8=91.21.761.24××8.3+8.31.24+1.76)×(=8.33=24.9=8.3×10019999×=9999×(1000+1)1=9999×1000+9999×=1000993.7+8.3×6.3-6.314.8××6.53.7×6.3=(14.8-6.5)×+8.33.76.3+8.3
完整版初一100道数学计算题及答案

1.25×(8+10)10 8+1.25=1.25××=10+1

2.5=22.5

123+8.123-()=9123-123-8.8

=9000-8.8

=91.2

1.76 1.24××8.3+8.31.24+1.76) ×(=8.33=24.9 =8.3×1001 9999×=9999×(1000+1)1 =9999×1000+9999×=100099

3.7 +8.3×6.3-6.31

4.8××6.53.7 ×6.3=(14.8-6.5)×+8.33.7 6.3+8.3=8.3×××(6.3+)3.78.310 =8.3×=83

1.24+0.78+8.76

+0.78

)1.24+8.76(=

=10+0.78

=10.78

933-157-43

(157+43)=933-=933-200

=733

4821-998

=4821-1000+2

=3823

25 I32×125×25 8××125×=4 125)84=(×25)×(×1000 =100×=100000

268

9048÷26

2600+2600+2600+1248)÷=(269 26+124826+2600=2600÷÷26+2600÷÷

=100+100+100+48

=348

43

2881÷434 )÷1290+1591 (=43

÷43+1591÷=1290.

=30+37

16 42.33.2××3.75-12.5×0.423×1.6 42.3×42.3×3.75-1.25×=3.2×1.6) ×(3.2××

3.75-1.25=42.30.4) 4×3.75-1.25(4=42.3××0.8××0.4) 2(4=42.3××0.4××3.75-1.25××

4(4x0.4x7.5-1.25x4x0.4) =42.3×(7.5-1.25)] ×0.4=42.3×[4×6.25] ×0.4×[4=42.3×2.5) ×(4=42.3×=4237

0.3 1.5-0.51.8+18÷×=1.8+12-0.15

=13.8-0.15

=13.65

8-47 ×8+3.5×6.5=52+28-47

=80-47

2-1.32 5(80-9.8)×分之=70.2X2/5-1.32

=28.08-1.32

=26.76

(3.2-2.95)] ÷÷7分之4[1×80.25] ÷×4/7÷[1=84 ÷=8×4/7=8/7

900 -5099)÷2700×(900 ×7÷=2700900 =100÷=21

2.5 90.85)÷-3

3.02-(148.42.5 57.55÷=33.02-23.02 =33.02-=10 5.1 )÷1(1÷-15.1 1=(-1)÷5.1 =0÷=0

1 -)×0.299÷0.23318.1+(1 ×1.7=18.1+1.7 =18.1+=19.8

[-18]+29+[-52]+60= 19

[-3]+[-2]+[-1]+0+1+2= -3

[-301]+125+301+[-75]= 50

[-1]+[-1/2]+3/4+[-1/4]= -1

[-7/2]+5/6+[-0.5]+4/5+19/6= 1.25

[-26.54]+[-6.14]+18.54+6.14= -8

1.125+[-17/5]+[-1/8]+[-0.6]= -3

[-98+76+(-87)]*23[56+(-75)-(7)]-(8+4+3)

5+21*8/2-6-59

68/21-8-11*8+61

-2/9-7/9-56

4.6-(-3/4+1.6-4-3/4)

1/2+3+5/6-7/12

[2/3-4-1/4*(-0.4)]/1/3+2

22+(-4)+(-2)+4*3

-2*8-8*1/2+8/1/8

(2/3+1/2)/(-1/12)*(-12)

(-28)/(-6+4)+(-1)

2/(-2)+0/7-(-8)*(-2)

(1/4-5/6+1/3+2/3)/1/2

18-6/(-3)*(-2)

(5+3/8*8/30/(-2)-3

(-84)/2*(-3)/(-6)

1/2*(-4/15)/2/3

-3x+2y-5x-7y

15 1437×27+27×563 〔75-(〕÷12+18)5 2160÷〔(83-79)×18〕280+840×÷2424) 325÷13×(266-250) 85×(95-1440÷563 58870÷(105+20×2) 1437×27+27×30 81432÷(13×52+78) [37.85-(7.85+6.4)] × ×156[(17.7-7.2)÷3] (947-599)+76×67 -36×(913276÷23) [192-(54+38)]×78)

)×[(7.1-5.60.9-1.15]÷2.5 81432÷(13×52+0.43599)+76× 60-(9.5+28.9)]0.18 2.881÷÷3.7-2.95.4÷[2.6×()+0.62] (947-〕×〔15.5-(3.21 5.79)0.15] 28-(3.4 1.25×2.4) 0.8+3.5 -0.24×20×[(2.44-1.8)÷0.4[(100.8×0.016(×35)×4(31.8 3.2×)÷5 194-.8÷1.80.9 36.72÷4.25×9.9 3.416÷1.2]

÷-6.76)8.5 0.55)×÷23)(6.8-6.8)×((136+65-345÷5)58+37)÷(-9×÷0.12×4.80.12×4.8 (1.6 1.5+2.5)÷(3.2××812-700÷(9+3111)

18+35

÷120-36×4)85+14×(14+208÷26

7 ÷×1.6-18.3059.72(284+16)×(512-8208÷18)

7/3+7/10

(4/5+1/4)÷[1/34/7÷×(3/5-3/10)]

2365-345÷)136+1137.812-700156.6 )÷(9+31×)()×(+012.78-÷(13.41.6

)÷×(1.5+2.53.2 )5×-9)÷(58+37()26÷14+208×(85+14.

512-8208)÷18(×(6.8-6.80.55)÷8.5 284+16)×(1.6 )÷1.5+2.54.8 4.8×÷0.12×(3.2×0.120.4-5.7

×18+35 10.15-10.75120-36×4÷52 +4.23.87-0.13)×3.74 347+45×2-4160÷5.8×(5-9×)58+373.232.52-(6+9.728÷)×2.5 87()÷(1.6 )÷3.20.9-1.15] [(7.1-5.6)×÷2.5 (×1.5+2.5-6 [2.65.4÷×(3.7-2.9))12-7.2+0.62] 12×6÷(1.6 )÷3.21.6 1.5+2.5×6+()÷(×1.5+2.53.23.74 ×(×3.87-0.13)+4.25.82.5 90.85148.433.02-(-)÷

1)23+(-73)

(2)(-84)+(-49)

(3)7+(-2.04)

(4)4.23+(-7.57)

(5)(-7/3)+(-7/6)

(6)9/4+(-3/2)

(7)3.75+(2.25)+5/4

(8)-3.75+(+5/4)+(-1.5)

(9)(-17/4)+(-10/3)+(+13/3)+(11/3)

(10)(-1.8)+(+0.2)+(-1.7)+(0.1)+(+1.8)+(+1.4)

(11)(+1.3)-(+17/7)

(12)(-2)-(+2/3)

(13)|(-7.2)-(-6.3)+(1.1)|

(14)|(-5/4)-(-3/4)|-|1-5/4-|-3/4|)

(15)(-2/199)*(-7/6-3/2+8/3)

(16)4a)*(-3b)*(5c)*1/6

49/9 - 4/3 1. 3/7 ×

15/36 + 1/27 2. 8/9 ×

3 3. 12×5/6 –2/9 ×5/

4 + 1/4 4. 8×

6 ÷5. 6 3/8 –3/8 ÷5/9 6. 4/

7 ×5/9 + 3/7 ×

7. 5/2 -(3/2 + 4/5 )8. 7/8 + (1/8 + 1/9 )5/6 + 5/6 ×9. 9

8/9 - 1/3

10. 3/4 ×=28+4.4 χ-5)×0.3=1.02 6.4χ-χ×0.12χ+1.80.9=7.2 (95/49 + 3/14 11. 7 ×

12. 6 ×(1/2 + 2/3 )11/5 4/5 + 8 13. 8 ××

5/6

5/6 ×–14. 31

10/21 )2/7 15. 9/7 - (–2/7 –14 ×18 ×16. 5/9

3/4

×25/16 + 2/3 ×17. 4/5

12/15 5/6 ×8/7 18. 14 ×–

9/24 ×19. 17/32 –3/4

2/9 + 1/3 ×20. 3

3/25 + 3/7 21. 5/7 ×2/3 + 1/6 22. 3/14 ××2/3 + 5/6 23. 1/5 ×1/2 24. 9/22 + 1/11 ÷

11/5 + 4/3 25. 5/3 ×

15 26. 45 ×2/3 + 1/3 ×

5/6 27. 7/19 + 12/19 ×2/3 28. 1/4 + 3/4 ÷21/16 + 1/2 29. 8/7 ×21

1/5 30. 101 ×–1/5 ×-4531.50+160÷40 (58+370)÷()18+35 ÷32.120-14452 ÷33.347+45×2-4160 )58+3734()÷(-9×5 )35.95÷(-4528

÷5÷×6+42 420+580-×2136.178-145 ÷23)136+11÷(9+31×)()×

(65-34537.812-700 )2638.85+14×(14+208÷)18÷512-8208)×(284+16(39. 18+35 40.120-3÷×))÷(58+37-9×541.(8.5 ÷×42.(6.8-6.80.55)4.8

÷0.12×4.843.0.12×

1.6 3.21.6 3.244.(×1.5+

2.5)÷(2)×(1.5+2.5)÷4= 5.38+7.85-5.37= 45.6-1.6÷3-0.43= 46.7.2÷5= 6-1.19×0.8-1.2×1.9 ×1.9+0.32×= 0.684.8-1.247.6.5×(×4)0.4-5.7

48.10.15-10.75×3.74 3.87-0.1349.5.8×()+4.2×2.5 )×3.26+9.72850.32.52-(÷

51.-5+58+13+90+78-(-56)+50

52.-7*2-57/(3

53.(-7)*2/(1/3)+79/(3+6/4)54.123+456+7+98/(-4)

55.369/33-(-54-31/15.5)

56.39+{3x[42/2x(3x8)]}

57.9x8x7/5x(4+6)

58.11x22/(4+12/2)

59.94+(-60)/10

1.

a^3-2b^3+ab(2a-b)

=a^3+2a^2b-2b^3-ab^2

=a^2(a+2b)-b^2(2b+a)

=(a+2b)(a^2-b^2)

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完整版初一100道数学计算题及答案

完整版初一100道数学计算题及答案1.25×(8+10)108+1.25=1.25××=10+12.5=22.5123+8.123-()=9123-123-8.8=9000-8.8=91.21.761.24××8.3+8.31.24+1.76)×(=8.33=24.9=8.3×10019999×=9999×(1000+1)1=9999×1000+9999×=1000993.7+8.3×6.3-6.314.8××6.53.7×6.3=(14.8-6.5)×+8.33.76.3+8.3
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