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분수 2자리 (분모가 같은)

1
8 15
+
1 15
=
9 15
8
+
1
=
3 5
2
1 31
+
4 31
=
5 31
3
4 64
+
2 64
=
6 64
4
+
2
=
3 32
4
6 22
+
9 22
=
15 22
5
9 61
+
3 61
=
12 61
6
3 42
+
5 42
=
8 42
3
+
5
=
4 21
7
5 26
+
7 26
=
12 26
5
+
7
=
6 13
8
7 52
+
4 52
=
11 52
9
4 25
+
9 25
=
13 25
10
9 49
+
6 49
=
15 49
11
6 14
+
4 14
=
10 14
6
+
4
=
5 7
12
6 14
+
9 14
=
15 14
13
9 44
+
3 44
=
12 44
9
+
3
=
3 11
14
3 79
+
6 79
=
9 79
15
6 92
+
7 92
=
13 92