60.93加2.7减7,3简便计算怎么算?

2025-04-08 20:40:32
推荐回答(1个)
回答1:

60.93+2.7-7.3
=60.93+(3-0.3)-(7+0.3)
=60.93+3-7-0.3-0.3
=56.93-0.3-0.3
=56.33