49×37+37×52-37×2 简便运算?

2024-12-04 15:50:51
推荐回答(2个)
回答1:

49×37+37×52-37×2
=(49+52-2)x37
=(100-1)x37
=100x37-37
=3700-37
=3663

回答2:

计算过程方法如下
解:原式=(49+52-2)x37
=(100-1)x37
=100x37-37
=3700-37
=3663