5.28+8.74-2.14+4.72的简便运算怎么做?

2025-04-18 13:29:04
推荐回答(2个)
回答1:

5.28+8.74-2.14+4.72=(5.28+4.72)+(8.74-2.14)=10+6.6=16.6

回答2:

用交换律简算
原式=5.28+4.72+(8.74-2.14)
=10+6.6
=16.6