2023年12月16日发(作者:2020黄冈八模数学试卷)

一、用竖式计算

0.396÷1.2= 0.756÷0.36= 15.6×13= 3.06×36= 1.55÷3.9

0.18×15=

7.15×22

13.76×0.8=

35.4×4.2

0.025×14=

90.75÷3.3

5.2×0.6

0.042×0.54

(保留一位小数)

5.76×3= 0.04×0.12= 3.84×2.6

3.68×0.25 16.9÷0.13 3.7×0.016

8.4×1.3 6.4×0.5 4.48×0.4 5.25×5

0.76×0.32 5.6÷3.5 0.49÷1.4

4.8×0.25= 0.125×1.4≈ (保留两位小数)

2.5÷0.7= (保留三位小数)

10.1÷3.3= (商用循环小数)

10.75÷12.5= (用乘法验算)

3.25×9.04= (用除法验算)

二、脱式计算(能简算的要简算)

18.76×9.9+18.76 3.52÷2.5÷0.4

0.89×100.1 9.6÷0.8÷0.4

3.65×10.1 17.8÷(1.78×4)

3.2×0.25×12.5 15.2÷0.25÷4

3.83×4.56+3.83×5.44 4.36×12.5×8

0.65×101 27.5×3.7-7.5×3.7

3.9-4.1+6.1-5.9

4.2×99+4.2

1.25×2.5×32

146.5-(23+46.5)

9.7×99+9.7

8.54÷2.5÷0.4

1.08×25 2.52×3.4 (45.9-32.7)÷8÷0.125

3.14×0.68+31.4×0.032 5.6÷1.25÷0.8÷2.5÷0.4 7.2×0.2+2.4×1.4

8.9×1.01

8-1.8÷0.125÷0.8

15.02-6.8-1.02

9.43-(6.28-1.57)

13.7×0.25-3.7÷4

10.7×16.1-15.1×10.7

4.8+8.63+5.2+0.37

7.74×(2.8-1.3)+1.5×2.2

12.7×9.9+1.27

5.4×11-5.4

3.65×4.7-36.5×0.37

2.22×9.9+6.66×6.7

0.79×199

5.93+0.19+2.81

3.9×2.7+3.9×7.3

21×(9.3-3.7)-5.6

2.3×16+2.3×23+2.3

46×57+23×86

101×0.87-0.91×87

1.76+0.195+3.24

2.35+1.713+0.287+7.65

1.57+0.245+7.43 6.02+3.6+1.98 7.5+4.9-6.5

8-2.45-1.5 0.134+2.66+0.866 1.27+3.9+0.73+16.1

1.29+3.7+2.71+6.3

23.4-0.8-13.4-7.2

0.25×36

36.54-1.76-4.54

7.6×0.8+0.2×7.6

0.32×403

3.07-0.38-1.62

3.2+0.36+4.8+1.64

2.4×102

0.25×0.73×5

0.85×199

×8.6+0.72×8.6

3.25+1.79-0.59+1.75

1.23+3.4-0.23+6.6

12.7-(3.7+0.84)

70÷28

0.25×8.5×4

12.5×0.96×0.8

1.28 10.4-9.6×0.5 4.9÷1.4 0.8×(4.3×1.25)

2.5×2.4 0.86×15.7-0.86×14.7 28.6×101-28.3

2.31×1.2×0.5

14-7.32-2.68

15÷(0.15×0.4)

3.6-3.6×0.5

32.4×0.9+0.1×32.4

2.5×7.1×4

63.4÷2.5÷0.4

2.64+8.67+7.36+11.33

(2.5-0.25)×0.4

15÷0.25

(7.7+1.54)÷0.7

16.12×99+16.12

3.9÷(1.3×5)

2.7÷45

9.16×1.5-0.5×9.16

0.35×1.25×2×0.8

0.25×0.046

5.2×0.9+0.9

0.12×0.5×0.16= 7.28×99+7.28 4.3×50×0.2

64-2.64×0.5 9.5×99 26×15.7+15.7×24

(2.275 +0.625)×0.28 1.2×(9.6÷2.4)÷4.8 12.5×8.8

8.9×1.1×4.7 2.7×5.4×3.9 3.6×9.85-5.46

3.94+34.3×0.2 8.05×3.4+7.6 6.58×4.5×0.9

2.8×0.5+1.58 (1.25-0.125)×84.8×100.1 56.5×99+56.5

7.09×10.8-0.8×7.09 4.8-4.8×0.5 4.85 + 0.35 ÷ 1.4

8.7 × 17.4 - 8.7 × 7.4 32+4.9-0.9 9.5×101

12.5×0.4×2.5×8 0.87×3.16+4.64 0.68 ÷(5.2 -3.5)× 1.25

40.5 ÷ 0.81 × 0.18 4.8 ×(15 ÷ 2.4) 2.13.×0.×8257

3.8×10.1

4.4×0.8-3.4×0.8

4.2.×1.+1.×1.75

2.5×1.25×0.32

0.25×39+0.25

1.53+23.4÷7.2

0.25×185×40

6.81+6.81×99

7.69×101

0.125×72

2.5×(3.8×0.04)

46×0.33+54×0.33

(8×5.27) ×1.25

3.75÷0.125–2.75

0.25×185×40

(9.37+9.37+9.37+9.37)× 2.5

2.37×6.3+2.37×3.7

13.5×0.98

6.8×0.75÷0.5

6.81+6.81×99

3.12+3.12×99


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