
1.25:7.5:5的过程?
2个回答
展开全部
1.25/0.5:7.5/0.5:5/0.5
=2.5:15:10
=2.5/5:15/5:10/5
=0.5:3:2
=0.5×2:3×2:2×2
=1:6:4
或者写成
=125:750:500
=125/25:750/25:500/25
=5:30:20
=5/5:30/5:20/5
=1:6:4
又或者写成
=1.25/1.25:7.5/1.25:5/1.25
=1:6:4
=2.5:15:10
=2.5/5:15/5:10/5
=0.5:3:2
=0.5×2:3×2:2×2
=1:6:4
或者写成
=125:750:500
=125/25:750/25:500/25
=5:30:20
=5/5:30/5:20/5
=1:6:4
又或者写成
=1.25/1.25:7.5/1.25:5/1.25
=1:6:4
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