> 数学 >
______÷______=
3
4
=
(      )
12
15
(      )
=______←填小数.
人气:314 ℃ 时间:2020-03-21 01:57:10
解答
3÷4=
3
4
=
9
12
=
15
20
=0.75.
故答案为:3,4,9,20,0.75.
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