问题 填空题

单位换算.

(1)0.63m=______cm;2.3cm=______m.

(2)1.28t=______kg;3509g=______kg.

(3)68000cm2=______m2;5.2dm2=______cm2

(4)5230mL=______L;2.02L=______mL.

答案

(1)0.63m=63cm;

2.3cm=0.023m.

(2)1.28t=1280kg;

3509g=3.509kg.

(3)68000cm2=6.8m2

5.2dm2=520cm2

(4)5230mL=5.23L;

2.02L=2020mL.

故答案为:63,0.023,1280,3.509,6.8,520,5.23,2020.

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