Question

12.5乘0.7乘0.8脱式计算简便方法

Answer 1

=(12.5×0.8)×0.7

追答

=10×0.7

=7

Answer 2

1.25×0.7×0.8
＝（1.25×0.8）×0.7
＝1×0.7
＝0.7

追答

给我好评哦！亲

Answer 3

=12.5×0.8×0.7
=100×0.7
=70

追答

做题不易求理解求采纳

Answer 4

=12.5*0.8*0.7=10*0.7=7

Answer 5

=(12.5x0.8)x0.7
=10x0.7
=7