75*98怎没简便(竖式计算)

2024-11-16 08:53:09
推荐回答(2个)
回答1:

75乘98
=75乘(100-2)
=75乘100-75乘2
=7500-150
=7350

回答2:

75×98
=75×(100-2)
=75×100-75×2
=7500-150
=7350