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분수 2자리 (분모가 같은)

1
3 42
+
9 42
=
12 42
3
+
9
=
2 7
2
9 63
+
6 63
=
15 63
9
+
6
=
5 21
3
6 45
+
7 45
=
13 45
4
7 26
+
1 26
=
8 26
7
+
1
=
4 13
5
1 94
+
6 94
=
7 94
6
6 27
+
9 27
=
15 27
6
+
9
=
5 9
7
9 19
+
6 19
=
15 19
8
6 44
+
3 44
=
9 44
9
7 13
+
4 13
=
11 13
10
4 85
+
5 85
=
9 85
11
5 74
+
7 74
=
12 74
5
+
7
=
6 37
12
7 25
+
1 25
=
8 25
13
1 22
+
5 22
=
6 22
1
+
5
=
3 11
14
5 71
+
3 71
=
8 71
15
4 73
+
8 73
=
12 73