11×37.5%+6÷8\3-0.375 用递等式计算8:20之前要,好人帮个忙,谢谢!~~~~
问题描述:
11×37.5%+6÷8\3-0.375 用递等式计算
8:20之前要,好人帮个忙,谢谢!~~~~
答
1×37.5%+6÷8\3-0.375
答
11×37.5%+6÷8\3-0.375
=11x3/8+6x3/8-1/8
=1/8(33+18-1)
=50/8
=25/4