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?

=3.14*(43+56+1)
=3.14*100
=314

3.14×43-3.14×(-56)+3.14
=3.14×(43+56+1)
=3.14×100
=314