8.28-(3.7-1.72)如何简便计算?

2025-02-25 11:49:44
推荐回答(2个)
回答1:

简便计算
8.28-(3.7-1.72)
=8.28-3.7+1.72
=8.28+1.72-3.7
=10-3.7
=6.3

回答2:

8.28-3.7+1.72=8.28+1.72-3.7=10-3.7=6.3