5.8+5.5+5.8x4.5简便

5.8+5.5+5.8x4.5简便
2024-11-23 07:37:35
推荐回答(1个)
回答1:

5.8+5.5+5.8x4.5
=5.8*(5.5+4.5)
=5.8*10
=58