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분수 2자리 (분모가 같은)

1
6 21
+
1 21
=
7 21
6
+
1
=
1 3
2
1 41
+
6 41
=
7 41
3
6 51
+
3 51
=
9 51
6
+
3
=
3 17
4
3 58
+
8 58
=
11 58
5
8 58
+
5 58
=
13 58
6
5 63
+
8 63
=
13 63
7
8 10
+
3 10
=
11 10
8
3 20
+
5 20
=
8 20
3
+
5
=
2 5
9
5 30
+
4 30
=
9 30
5
+
4
=
3 10
10
4 95
+
6 95
=
10 95
4
+
6
=
2 19
11
6 42
+
2 42
=
8 42
6
+
2
=
4 21
12
2 31
+
9 31
=
11 31
13
9 13
+
7 13
=
16 13
14
7 61
+
2 61
=
9 61
15
2 45
+
4 45
=
6 45
2
+
4
=
2 15