3.14×43-3.14×(-56)+3.14怎么简算啊?
问题描述:
3.14×43-3.14×(-56)+3.14怎么简算啊?
答
=3.14*(43+56+1)
=3.14*100
=314
答
3.14×43-3.14×(-56)+3.14
=3.14×(43+56+1)
=3.14×100
=314