2023年12月23日发(作者:高三12月数学试卷)

5.6×2.9= 3.77×1.8= 0.02×96= 5.22×0.3=

9.99×0.02= 4.67×0.9=

9.432×0.002= 5.6×6.5=

8.9×2.4= 5.5×55=

5×2.44=

4.88×2.9=

9.77×0.02=

1.666×6.1=

5.61×4.3=

1.384×5.1=

8.78×83= 2.6×61= 0.059×0.2= 4.268×1.7=

57×5.7=

2.5×0.88=

36.02×0.3=

9.46×2.85=

5.555×5.2=

56.78×8=

17.8×6.4=

2.22×3.33=

85.44÷16=

1.5×4.9=

7.658×85=

42.84÷7=

101.7÷9= 67.5÷15= 230.4÷6= 21.24÷36=

0.736÷23=

6.21÷0.03=

0.756÷0.18=

43.5÷12=

210÷1.4=

0.66÷0.3=

35.21÷7=

51.3÷0.27=

11.97÷1.5=

39.6÷24=

91.2÷3.8=

69.6÷2.9=

(循环小数的用简便方法,除不尽保留两位小数):

8.2÷0.12 0.8÷0.9 76.4÷5.4 4.7÷3 1.7÷0.03

1.25÷1.2 32÷42 14.36÷2.7 8.33÷6.2 2.41÷0.7

0.396÷1.2= 0.756÷0.36= 15.6×13= 0.18×15=

(保留一位小数) (保留两位小数)

3.84×2.6≈ 5.76×3≈ 4.8×0.25≈ 0.125×1.4≈

(保留三位小数)(商用循环小数)(用乘法验算) (用除法验算)

2.5÷0.7≈ 10.1÷3.3= 10.75÷12.5= 3.25×9.04=

3、脱式计算(能简算的要简算)

2.5×7.1×4 16.12×99+16.12 5.2×0.9+0.9 7.28×99+7.28

4.3×50×0.2 64-2.64×0.5 26×15.7+15.7×24 3.94+34.3×0.2

(2.275+0.625)×0.28 1.2×(9.6÷2.4)÷4.8 8.9×1.1×4.7

2.7×5.4×3.9 8.05×3.4+7.6 6.58×4.5×0.9 2.8×0.5+1.58

32+4.9-0.9 4.8-4.8×0.5 (1.25-0.125)×8 4.8×100.1

56.5×99+56.5 7.09×10.8-0.8×7.09 4.85+0.35÷1.4 9.5×101

8.7×17.4-8.7×7.4 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)

6.81+6.81×99 0.25×185×40 4.4×0.8-3.4×0.8 3.8×10.1

(9.37+9.37+9.37+9.37)×2.5 2.37×6.3+2.37×3.7 2.5×1.25×0.32

2.5×(3.8×0.04) 7.69×101 3.8×10.1 0.25×39+0.25

0.125×72 46×0.33+54×0.33 (8×5.27)×1.25 6.81+6.81×99

0.25×185×40 6.8×0.75÷0.5 3.75÷0.125–2.75

1.53+23.4÷7.2

3.7×0.102 43.5×300 6.4×12.7

9.5×99 13.5×0.98 12.5×8.8

4.31×0.05

1.2×10.5


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