问题 解答题
直接写得数.
5
4
-
1
4
=
8
9
+
4
9
=
5
11
+
17
11
=
1-
1
5
-
2
5
=
1
5
-
1
7
=
5
8
+
7
12
=
1-
17
21
=
2
3
-
1
5
+
1
3
=
答案

5
4
-
1
4
=1,
8
9
+
4
9
=
4
3
5
11
+
17
11
=2,
1-
1
5
-
2
5
=
2
5
1
5
-
1
7
=
2
35
5
8
+
7
12
=
29
24
1-
17
21
=
4
21
2
3
-
1
5
+
1
3
=
4
5
故答案为:1,
4
3
,2,
2
5
2
35
29
24
4
21
4
5

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