(1.25-0.125)×8简算
问题描述:
(1.25-0.125)×8简算
答
(1.25-0.125)×8
=1.25×8-0.125×8
=10-1
=9
(1.25-0.125)×8简算
(1.25-0.125)×8
=1.25×8-0.125×8
=10-1
=9