2.4÷2.5简便计算

2.4÷2.5简便计算
2024-11-26 11:46:18
推荐回答(1个)
回答1:

2.4÷2.5

=(2+0.4)÷2.5
=2÷2.5+0.4÷2.5

=20÷25+4÷25

=0.8+0.16
=0.96