38*58+38*43-38用简便方法计算

Question

如题所述

Answer 1

38×（58+43-1）追答

3800

Answer 2

38*58+38*43-38
=38×(58+43-1)
=38×100
=3800本回答被网友采纳

Answer 3

38*（58+43-1）
=38*100
=3800

Answer 4