0.8×9.6x1.25=0.8x1.25×9.6=1x9.6=9.6
简便方法(利用1.25×0.8=1)如下:0.8×9.6×1.25=0.8×1.25×9.6=1×9.6=9.6
解:0.8×9.6x1.25=(0.8X1.25)X9.6=1X9.6=9.6
解:
原式
=(0.8x1.25)×9.6=1x9.6=9.6