4.57+4.75X9简易运算

4.57+4.75X9简易运算
2024-12-26 23:57:06
推荐回答(1个)
回答1:

计算:
4.57+4.75x9
=4.75-0.18+4.75x9
=4.75x(9+1)-0.18
=47.5-0.18
=47.32