Question

3.17x1.25x1.6怎么简算？

Answer 1

根据题意，这道题用到的简便计算方法是乘法分配律和乘法结合律，原式=3.17*2*1.25*0.8=6.34*1=6.34。

Answer 2

3.17x1.25x1.6
=3.17×（1.25×0.8）×2
=3.17×1×2
=6.34

Answer 3

3.17*1.25*1.6＝3.17*0.05*25*4*0.4＝
3.17*0.05*100*0.4＝3.17*2＝6.34

Answer 4

3.17×1.25×1.6
＝3.17×1.25×0.8×2
＝3.17×2
＝6.34

Answer 5

原式=3.17*1.25*8*0.2
=3.17*10*0.2
=6.34