问题 解答题
直接写得数.
1
4
×4=
1
8
+
3
8
=
1
2
+
1
3
=
5
8
÷
5
6
=
25÷
5
9
=
1
4
-
1
5
=
1
5
÷5=
1
7
×
14
3
=
1
6
=
4
9
-
1
3
=
1
3
×12=
2-
1
6
-
5
6
=
答案

1
4
×4=1;
1
8
+
3
8
=
1
2
1
2
+
1
3
=
5
6
5
8
÷
5
6
=
3
4

25÷

5
9
=45;
1
4
-
1
5
=
1
20
1
5
÷5=
1
25
1
7
×
14
3
=
2
3

1
6
=12;
4
9
-
1
3
=
1
9
1
3
×12=4;2-
1
6
-
5
6
=1.

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