问题 填空题
化简下列各比:
3.5小时:50分钟=
6:4=6:18=
1
3
1
9
0.2:0.8=1.2:3.6=
2.25:1.5=0.6:1.8=2.56:0.256=
0.1:
1
20
=
15
16
5
8
=
21
35
=
72
42
=
50
15
=
200
40
=
81
90
=
2千克:500克=50cm:2m=
250g:2Kg=
答案

3.5小时:50分钟=18:5,6:4=3:2,6:18=1:3,
1
3
1
9
=3:1,
0.2:0.8=1:4,1.2:3.6=1:3,
2.25:1.5=3:2,0.6:1.8=1:3,2.56:0.256=10:1,
0.1:
1
20
=
15
16
5
8
=3:2,
21
35
=3:5,
72
42
=12:7,
50
15
=10:3,
200
40
=5:1,
81
90
=9:10,
2千克:500克=4:1,50cm:2m=1:40,
250g:2Kg=1:8.

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