问题 填空题
2千克50克=______千克0.5厘米=______米
5.08千克=______克3.2<______<3.3
2.25时=______分3.9平方分米=______平方米.
答案

(1)2千克50克=2.05千克;

(2)0.5厘米=0.005米;

(3)5.08千克=5080克;

(4)3.2<3.21<3.3(作案不唯一);

(5)2.25时=135分;

(6)3.9平方分米=0.039平方米.

故答案为:2.05,0.005,5080,3.21,135,0.039.

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