21点六除以三点一竖式计算得数保留两位小数

2025-03-11 00:40:34
推荐回答(1个)
回答1:

21.6 :3.1 = 216 :31 = 6.97
6 .9 6 7
-------------------------
31 2 1 6
1 8 6
----------------- --------
3 0 0
2 7 9
----------------------------
2 1 0
1 8 6
----------------------------
2 4 0
2 1 7
------------------------
0