37×57+63×57用简便方法计算?

2024-11-15 23:53:06
推荐回答(3个)
回答1:

分析:该题可以提取57公因数,37+63=100,为整数符合简便算法!
37x57+63x57=
57x(37+63)=
57x100=
5700
答:简便算法结果为5700

回答2:

简便计算
37×57+63×57
=(37+63)x57
=100x57
=5700

回答3:

37×57+63×57
=57×(63+37)
=57×100
=5700