一道六年级的分数题(见图)?
来源:学生作业帮 编辑:百度作业网作业帮 分类:数学作业 时间:2024/08/08 18:30:25
一道六年级的分数题(见图)?
![](http://img.wesiedu.com/upload/5/a4/5a4d3a211ed11467e91b3cc7989500ce.jpg)
![](http://img.wesiedu.com/upload/5/a4/5a4d3a211ed11467e91b3cc7989500ce.jpg)
![一道六年级的分数题(见图)?](/uploads/image/z/19637412-60-2.jpg?t=%E4%B8%80%E9%81%93%E5%85%AD%E5%B9%B4%E7%BA%A7%E7%9A%84%E5%88%86%E6%95%B0%E9%A2%98%EF%BC%88%E8%A7%81%E5%9B%BE%EF%BC%89%3F)
3.875=3又7/8=31/8
3.875*1/5=31/40
38又3/4*0.09=155/4*(9/100)=9*155/400
0.155/0.4=155/1000*(10/4)=155/400
上面:31/40+9*155/400-155/400
=31/40+8*155/400
=31/40+155/50
=31/40+4*31/40
=31/8
2又1/6=13/6
8/25=0.32
4.32-1.68-1又8/25=4.32-1.68-1.32=1.32=1又8/25=33/25
33/25*(5/11)=3/5
3/5-2/7=11/35
1又9/35=44/35
11/35/(44/35)=1/4
下面:
13/6+1/4+35/24
=(13*4+6*1+35)/24
=93/24
=31/8
总结果为:1
3.875*1/5=31/40
38又3/4*0.09=155/4*(9/100)=9*155/400
0.155/0.4=155/1000*(10/4)=155/400
上面:31/40+9*155/400-155/400
=31/40+8*155/400
=31/40+155/50
=31/40+4*31/40
=31/8
2又1/6=13/6
8/25=0.32
4.32-1.68-1又8/25=4.32-1.68-1.32=1.32=1又8/25=33/25
33/25*(5/11)=3/5
3/5-2/7=11/35
1又9/35=44/35
11/35/(44/35)=1/4
下面:
13/6+1/4+35/24
=(13*4+6*1+35)/24
=93/24
=31/8
总结果为:1