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분수 2자리 (분모가 같은)

1
5 23
+
2 23
=
7 23
2
2 75
+
5 75
=
7 75
3
9 85
+
8 85
=
17 85
9
+
8
=
1 5
4
8 26
+
1 26
=
9 26
5
9 91
+
4 91
=
13 91
9
+
4
=
1 7
6
4 32
+
3 32
=
7 32
7
3 13
+
2 13
=
5 13
8
5 52
+
1 52
=
6 52
5
+
1
=
3 26
9
1 99
+
6 99
=
7 99
10
6 63
+
8 63
=
14 63
6
+
8
=
2 9
11
8 47
+
7 47
=
15 47
12
7 13
+
4 13
=
11 13
13
4 15
+
5 15
=
9 15
4
+
5
=
3 5
14
5 79
+
1 79
=
6 79
15
1 86
+
3 86
=
4 86
1
+
3
=
2 43