试题:
1
5
=______=3÷______=______:______=______%=______(填小数).

答案:

我来补答
1
5
=
4
20
=3÷15=1:5=20%=0.2;
故答案为:4,15,1,5,20,0.2.
 
 
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这些题目你会做吗?