2-5/12÷7/24+2/7 简便计算(递等式,
来源:学生作业帮助网 编辑:作业帮 时间:2024/08/07 03:02:14
![2-5/12÷7/24+2/7 简便计算(递等式,](/uploads/image/z/611065-1-5.jpg?t=2-5%2F12%C3%B77%2F24%2B2%2F7+%E7%AE%80%E4%BE%BF%E8%AE%A1%E7%AE%97%EF%BC%88%E9%80%92%E7%AD%89%E5%BC%8F%2C)
x)3574:\DH\'Xtl|m=:6IE(/|-DD$
44@[f@~qAb6`-L0ŌͰ Pa .
++(h+((( # Ht`
PH#!S0 NXbA
@M $
2-5/12÷7/24+2/7 简便计算(递等式,
2-5/12÷7/24+2/7 简便计算(递等式,
2-5/12÷7/24+2/7 简便计算(递等式,
2-5/12÷7/24+2/7
=2-5/12x24/7+2/7
=2-10/7+2/7
=2-8/7
=6/7
2-5/12÷7/24+2/7
=2-5/84/24+2/7
=2-5/2016+2/7
=2-5/2016+576/2016
=2+571/2016
=2又571/2016
2- 5 ÷ 7 + 2
12 24 7
=2- 5 ×24+ 2
12 7 7
=2-10+ 2
7 7
=2-8
7
= 6
7
2-5/12÷7/24+2/7
=2-5/12x24/7+2/7
=2-(10/7-2/7)
=2-8/7
=6/7