(6.73+8.5-2.73)×0.8 简算
问题描述:
(6.73+8.5-2.73)×0.8 简算
答
(6.73+8.5-2.73)×0.8
=(6.73-2.73+8.5)×0.8
=(4+8.5)×0.8
=12.5×0.8
=10