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분수 2자리 (분모가 같은)

1
5 13
+
4 13
=
9 13
2
4 83
+
3 83
=
7 83
3
3 40
+
5 40
=
8 40
3
+
5
=
1 5
4
5 42
+
3 42
=
8 42
5
+
3
=
4 21
5
3 42
+
7 42
=
10 42
3
+
7
=
5 21
6
7 33
+
8 33
=
15 33
7
+
8
=
5 11
7
8 45
+
3 45
=
11 45
8
3 23
+
9 23
=
12 23
9
1 96
+
2 96
=
3 96
1
+
2
=
1 32
10
2 55
+
6 55
=
8 55
11
6 15
+
5 15
=
11 15
12
5 79
+
2 79
=
7 79
13
2 78
+
4 78
=
6 78
2
+
4
=
1 13
14
4 43
+
3 43
=
7 43
15
3 26
+
1 26
=
4 26
3
+
1
=
2 13