6.2-0.54÷1.8x5的简便计算。

2025-03-20 20:59:14
推荐回答(1个)
回答1:

6.2-0.54÷1.8x5=
62/10-54/100x10/18x5=
62/10-27/18=
(62x9-135)/90=
423/90=
42.3/9=
4.7