小数乘法运算律练习题.doc

小数乘法运算律练习题
6.73×9.8 4.4×2.5 0.125×88 3.4 ×1.02

1.25×3.7×0.8 3.5×1.73+8.17×3.5 8.6 ×1.82+0.78 ×8.6

7.5 × 0.36﹣0.36 ×6.5 8.13+99 ×8.13 6.34 ×99

0.27 ×76+7.6 ×7.3 0.25×1.3×0.4 0.125×64 2.5×7.1×4

3.26×5.7－3.26×0.7 9.9×212 8.75×11－8.75 7.28×99+7.28     

55.6×99＋55.6 1.25×213×0.8 0.68×101 4.3×50×0.2    

19.625－(4.379＋9.625) 3.42×5.7＋4.3×3.42 8.05×3.4+7.6   

64－2.64×0.5 16.12×99＋16.12        5.2×0.9＋0.9 6.58×4.5×0.9   

26×15.7＋15.7×24       (2.275 ＋0.625)×0.28      3.94+34.3×0.2        

1.2×(9.6÷2.4)÷4.8 4.85 + 0.35 ÷ 1.4    8.7 × 17.4 - 8.7 × 7.4  

8.9×1.1×4.7      2.7×5.4×3.9     3.6×9.85-5.46           2.8×0.5+1.58

32＋4.9－0.9        4.8－4.8×0.5        (1.25－0.125)×8 13.5×0.98

4.8×100.1        56.5×99＋56.5     7.09×10.8－0.8×7.09 12.5×8.8

12.5×0.4×2.5×8        40.5 ÷ 0.81 × 0.18   (9.37+9.37+9.37+9.37)×2.5

0.68 ÷（5.2 -3.5）× 1.25    4.8 ×（15 ÷ 2.4） 0.87×3.16+4.64

6.81+6.81×99       0.25×185×40      4.4×0.8－3.4×0.8  7.69×101