5/6减去3/4乘8个0.3的和,积是多少
问题描述:
5/6减去3/4乘8个0.3的和,积是多少
答
(5/6-3/4)+8*0.3=
答
(5/6-3/4)×(8×0.3)
=(1/12)×2.4
=0.2