(8十0.8)x1.25简便算法怎么算?

2024-12-03 11:42:54
推荐回答(2个)
回答1:

=8*1.25+0.8*1.25
=10+1
=11

回答2:

(8+0.8)*1.25
=8*1.25+0.8*1.25
=10+1
=11