如何用乘法分配律计算38×54+47×38-38?

2024-11-14 13:40:43
推荐回答(4个)
回答1:

简便计算过程方法如下
解:38×54+47×38-38
=38x(54+47-1)
=38x100
=3800

回答2:

38×54+47×38-38
=38x(54+47-1)
=38x100
=3800

回答3:

=38×(54+47-1)
=38×100
=3800

回答4:

38×54+47×38-38
=38*(54+47-1)
=38*100
=3800