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분수 2자리 (분모가 같은)

1
5 12
+
4 12
=
9 12
5
+
4
=
3 4
2
4 12
+
8 12
=
12 12
4
+
8
=
1 1
3
8 54
+
4 54
=
12 54
8
+
4
=
2 9
4
4 51
+
2 51
=
6 51
4
+
2
=
2 17
5
6 25
+
7 25
=
13 25
6
7 20
+
9 20
=
16 20
7
+
9
=
4 5
7
9 41
+
1 41
=
10 41
8
1 38
+
4 38
=
5 38
9
4 80
+
1 80
=
5 80
4
+
1
=
1 16
10
1 85
+
5 85
=
6 85
11
5 84
+
4 84
=
9 84
5
+
4
=
3 28
12
4 82
+
2 82
=
6 82
4
+
2
=
3 41
13
2 13
+
9 13
=
11 13
14
9 35
+
2 35
=
11 35
15
2 45
+
3 45
=
5 45
2
+
3
=
1 9
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