7.28+3.2÷2.5四舍五入计算

2024-10-28 03:50:15
推荐回答(2个)
回答1:

2.07÷0.23÷0.45
=9÷0.45
=20
7.28+3.2÷2.5
=7.28+1.28
=8.56

回答2:

7.28+3.2÷2.5
=7.28+1.28
=8.56
四舍五入哗卖御看你保留几位小数,如保留一位乱岩就是配戚8.6