小数乘小数的简便计算

45.2×10.1 1.25×3.2

98×0.55 1.25×0.04×25×8 8.3×50×0.2 3.8×9.9

101×0.17 0.99×5.6

1.01×3.5 10.2×

2.8

1.01×99 37×9.8

64×12.5×25 2.5×0.125×40×80 32×0.25×12.5 8.88×1.25

0.36+990×0.036 3.4×17-34×0.7