99×71简便运算?

2024-12-02 14:53:49
推荐回答(3个)
回答(1):

99乘71
=(100-1)✖️71
=100✖️71➕71✖️1
=7100➕71
=7171

回答(2):

简便计算
99×71
=(100-1)x71
=100x71-1x71
=7100-71
=7029

回答(3):

(100-1)×71
=7100-71
=7029