苏教版五年级数学上册第九单元《小数乘法和除法》计算题(简算)专项练习一[1].doc

五年级数学上册《小数乘法和除法》(简算)专项练习一
5.7÷0.125÷8 762÷0.6÷5 0.25×1.25×3.2

2.47×8.2＋24.7×0.18 9.9÷1.8 1.6×0.25÷1.6×4

0.25×4.78×4 0.65×201 0.034×0.5×0.6

102×0.45 0.3×2.5×0.4 0.78×101

1.2×2.5＋0.8×2.5 50×0.13×0.2 1.25×0.7×0.8

0.8×630×0.125 9.8×25 0.038×0.5×2

48×0.25 1.6×7.5×1.25 1.25×2.4 10.1×87

3.12×4＋1.88×4 0.25×0.03×42002×2001.2001－2001×2002.2002

18.75－0.43－4.57 0.135×500×0.2 8.8×10.1
20×4 ×0.25 ×0.5 7÷(0.7×0.5) 2.54÷8÷1.25

7.2×0.9＋4.1×7.2 ×0.73＋0.27×2.9 4.8×0.25×0.4

6.3×0.87＋3.7×0.87 9.7×10.1 0.25×31.4×4

0.08×79.6×1.25 4.28×99 13.6×4.1＋5.9×13.6

32×0.125×0.25 9.3×1.25×8 92.5×1.25＋1.25×12.5

0.85×102 7.3×0.98＋7.3×0.02 3.68×3.6＋3.68×6.4

4.56×101－4.56 6.25＋79×6.25 8.4×6.2＋4.8×8.4－8.4

8.27－5.84＋1.73－2.16 0.08×72×1.25 14.21－14.21×0.7

1.7×3.5＋6.5×1.74.25＋99×4.25 2.6×2.9＋7.4×2.9