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분수 2자리 (분모가 같은)

1
4 42
+
2 42
=
6 42
4
+
2
=
1 7
2
2 51
+
9 51
=
11 51
3
9 52
+
1 52
=
10 52
9
+
1
=
5 26
4
1 21
+
9 21
=
10 21
5
9 21
+
3 21
=
12 21
9
+
3
=
4 7
6
3 61
+
8 61
=
11 61
7
8 56
+
1 56
=
9 56
8
1 87
+
6 87
=
7 87
9
6 20
+
9 20
=
15 20
6
+
9
=
3 4
10
9 95
+
2 95
=
11 95
11
2 83
+
3 83
=
5 83
12
3 15
+
2 15
=
5 15
3
+
2
=
1 3
13
3 23
+
7 23
=
10 23
14
7 23
+
4 23
=
11 23
15
4 13
+
1 13
=
5 13