Question

0.25x0.73x4＝简便运算

Answer 1

0.25*4*0.73=1*0.73=0.73

Answer 2

先0.25x4=1
在1x0.73=0.73
总结就是（0.25x4）x0.73=1x0.73=0.73

Answer 3

=0.25*4*0.73=1*0.73=0.73

Answer 4

0.25*4=1
1*0.73=0.73
可以移动从而组合出来

Answer 5

0.25*4=1,1*0.73=0.73