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분수 2자리 (분모가 같은)

1
2 79
+
5 79
=
7 79
2
5 56
+
1 56
=
6 56
5
+
1
=
3 28
3
1 57
+
3 57
=
4 57
4
3 32
+
8 32
=
11 32
5
8 83
+
5 83
=
13 83
6
5 31
+
9 31
=
14 31
7
9 62
+
1 62
=
10 62
9
+
1
=
5 31
8
1 72
+
4 72
=
5 72
9
4 15
+
3 15
=
7 15
10
4 34
+
8 34
=
12 34
4
+
8
=
6 17
11
8 63
+
3 63
=
11 63
12
3 53
+
4 53
=
7 53
13
4 76
+
2 76
=
6 76
4
+
2
=
3 38
14
2 34
+
8 34
=
10 34
2
+
8
=
5 17
15
8 15
+
4 15
=
12 15
8
+
4
=
4 5