2米减80厘米=几厘米?3分米=几厘米?

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2米减80厘米=几厘米?3分米=几厘米?2米减80厘米=几厘米?3分米=几厘米?2米减80厘米=几厘米?3分米=几厘米?2米减80厘米=120厘米?3分米=30厘米2米-80厘米=200cm-80cm

2米减80厘米=几厘米?3分米=几厘米?
2米减80厘米=几厘米?
3分米=几厘米?

2米减80厘米=几厘米?3分米=几厘米?
2米减80厘米=120厘米?
3分米=30厘米

2米-80厘米=200cm-80cm=120cm
3分米=30厘米

2米减80厘米=几厘米?3分米=几厘米? 12分米=几厘米 5分之3分米= 几厘米 2米+200厘米=几分米 15厘米=几分之几分米? 28厘米=几分之几分米 3米80厘米=几厘米? 8分米=几厘米,90毫米二几厘米,30厘米二几分米,4米二几厘米. 56立方分米=几厘米 3厘米等于几分之几分米 125厘米3=几分之几分米3是几分之几，不是小数 900毫米=几厘米=几分米 1.9分米等于几分米几厘米 25分米-25厘米等于几厘米 3厘米=几分之几米 3厘米=几分之几米 3.7厘米=几厘米=几分米.(用分数表示) 5分米4厘米3毫米等于几厘米