8.5+1.5×2+1÷0.25×4如何简便

2025-02-24 05:24:56
推荐回答(2个)
回答1:

=8.5+3+4×4
=8.5+3+16
=27.5

回答2:

=8.5+3+1×4×4
=11.5+16
=27.5