第1个回答 2016-08-20
9/20= 45/120
13/24=65/120
9/20 < 13/24
3/8 =33/88
3/11=24/88
3/8> 3/11
1/10=6/60
1/12=5/60
1/10>1/12
5/9 = 20/36
7/12=21/36
5/9<7/12追问
13/24=65/120
9/20 < 13/24
3/8 =33/88
3/11=24/88
3/8> 3/11
1/10=6/60
1/12=5/60
1/10>1/12
5/9 = 20/36
7/12=21/36
5/9<7/12追问
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