问题 解答题
直接写出计算结果.
3
5
+
2
5
=
2
7
+
4
9
=
1
10
+
3
5
=
1
3
+
1
6
=
1-
2
13
=
3
4
+
1
2
=
答案

3
5
+
2
5
=1,
2
7
+
4
9
=
46
63
1
10
+
3
5
=
7
10
1
3
+
1
6
=
1
2
1-
2
13
=
11
13
3
4
+
1
2
=
5
4

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