56×98递等式计算,能巧算的要巧算?

求解
2025-01-20 15:50:41
推荐回答(2个)
回答1:

56×98巧算如下
56×98
=56×(100-2)
=5600-112
=5488

回答2:

56×(100-2)
=5600-112
=5488