1.加减混合的分数竖式计算【分数竖式怎么写】5/6+2/7+1/6
=5/6+1/6+2/7
=1又2/7
8/9-1/6+2/3
=16/18-3/18+12/18
=1又7/18
1/6+5/8+2/8+5/6
=(1/6+5/6)+(5/8+2/8)
=1又7/8
3/4-2/7+1/4-5/7
=(3/4+1/4)-(2/7+5/7)
=2
9/5-2/7-5/7
=9/5-(2/7+5/7)
=1又4/5-1
=4/5
1.加减混合的分数竖式计算【分数竖式怎么写】5/6+2/7+1/6
=5/6+1/6+2/7
=1又2/7
8/9-1/6+2/3
=16/18-3/18+12/18
=1又7/18
1/6+5/8+2/8+5/6
=(1/6+5/6)+(5/8+2/8)
=1又7/8
3/4-2/7+1/4-5/7
=(3/4+1/4)-(2/7+5/7)
=2
9/5-2/7-5/7
=9/5-(2/7+5/7)
=1又4/5-1
=4/5