前面三个化简笔后面求比值 写出算式来
2个回答
2018-10-18
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4分之1比2分之10
=(1/4):(10/2)
=1:20
35比0.65;
=35:0.65
=3500:65
=700:13
400千克比3分之2吨;
=400:(2/3)*1000
=1200:2000
=3:5
15分比1(时);
=15:1*60
=15:60
=1:4
=(1/4):(10/2)
=1:20
35比0.65;
=35:0.65
=3500:65
=700:13
400千克比3分之2吨;
=400:(2/3)*1000
=1200:2000
=3:5
15分比1(时);
=15:1*60
=15:60
=1:4
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