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2个回答
展开全部
8分之5:15
=5/8*1/15
=1/24
=1:24
0.8:4分之3
=4/5 :3/4
=4/5*4/3
=16/15
=16:15
1.5:5分之3
=15*5/3
=3*5*5/3
=25/1
=25:1
=5/8*1/15
=1/24
=1:24
0.8:4分之3
=4/5 :3/4
=4/5*4/3
=16/15
=16:15
1.5:5分之3
=15*5/3
=3*5*5/3
=25/1
=25:1
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