99×27用简便方法计算

2024-11-22 11:13:11
推荐回答(5个)
回答1:

100×27-27

回答2:

回答3:

=(100-1)╳27
=100╳27-27
=2700-27

回答4:

=27×(100-1)
=27×100﹣27×1
=2700-27
=2673

回答5:

100*27-27=2673