问题 填空题
()
24
=
3
10
÷0.4=9:
______.
答案

3
10
÷0.4=
3
10
÷
2
5
=
3
10
×
5
2
=
3
4

18
24
=
3
4
=9:12;

故答案为:18,12.

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