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분수 2자리 (분모가 같은)

1
1 71
+
2 71
=
3 71
2
2 41
+
1 41
=
3 41
3
1 23
+
7 23
=
8 23
4
7 54
+
1 54
=
8 54
7
+
1
=
4 27
5
1 17
+
6 17
=
7 17
6
6 21
+
1 21
=
7 21
6
+
1
=
1 3
7
1 85
+
9 85
=
10 85
1
+
9
=
2 17
8
9 66
+
3 66
=
12 66
9
+
3
=
2 11
9
3 61
+
9 61
=
12 61
10
9 67
+
3 67
=
12 67
11
3 75
+
9 75
=
12 75
3
+
9
=
4 25
12
9 45
+
2 45
=
11 45
13
2 73
+
7 73
=
9 73
14
7 45
+
6 45
=
13 45
15
6 14
+
8 14
=
14 14
6
+
8
=
1 1