Question

用简便方法计算，一定采纳

Answer 1

 

Answer 2

8×0.7×1.25＝100×0.7＝70

追答

是七

┏ (^ω^)=☞

Answer 3

56×0.125=56×1/8=7

Answer 4

0.7×8×1.25

Answer 5

是5.6还是56

追答

5.6的话就是:
5.6x125
=0.7x(8x125)
=0.7x 1000
=700

56的话就是:
56x 125
=7x (8x 125)
=7x 1000
=7000

Answer 6