4.32减(1.26加2.34)能简便运算吗?

2024-11-22 10:20:01
推荐回答(1个)
回答1:

原式
=4.32-3.6
=0.72

或者,原式
=4.32-1.26-2.34
=4.32-2.34-1.26
=4.32-2.32-0.02-1.26
=2-0.02-1.26
=2-1.28
=0.72