(38+25)×4简便运算?

2025-03-18 10:42:25
推荐回答(3个)
回答1:

(38+25)×4
=38×4+25×4
=152+100
=252

回答2:

25*4=100
所以原式可以分开写
38*4+25*4
=152+100
=252

回答3:

(38+25)×4
=152+100
=252
(38+25)×4
=63×4
=252