2.8÷2+2×0.4 简便计算

格式: 2.8÷2+2×0.4=( )=( ).............................
2025-05-17 20:55:19
推荐回答(2个)
回答1:

2.8÷2+2×0.4
=1.4+0.8
=2.2

回答2:

1.4+0.8=2.2