问题 解答题
直接写出得数.
28÷
4
7
=
25
14
×
49
30
=
1
7
×7-1
=
7
8
×
4
7
=
3
5
=
(
1
8
+
1
4
)×24
=
答案

28÷
4
7
=49;
25
14
×
49
30
=
35
12
1
7
×7-1
=0
7
8
×
4
7
=
1
2
3
5
=10;
(
1
8
+
1
4
)×24
=9.

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