17.28-(10.65-2.72)简便方法计算

2025-06-22 13:56:29
推荐回答(5个)
回答1:

17.28-(10.65-2.72)=17.28+2.72-10.65=20-10-0.65=9.35

回答2:

17.28-(10.56-2.27)
=17.28+2.27-10.56
=19.55-10.56
=8.99

回答3:

17.28-(10.65-2.72)
=17.28+2.72-10.65
=20-10-0.65
=9.35

回答4:

17.28+2.72-10.65

回答5:

等于9.99。