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분수 2자리 (분모가 같은)

1
4 67
+
3 67
=
7 67
2
8 73
+
1 73
=
9 73
3
1 71
+
8 71
=
9 71
4
8 42
+
4 42
=
12 42
8
+
4
=
2 7
5
7 90
+
4 90
=
11 90
6
4 12
+
1 12
=
5 12
7
2 91
+
4 91
=
6 91
8
4 22
+
7 22
=
11 22
4
+
7
=
1 2
9
7 75
+
6 75
=
13 75
10
6 81
+
2 81
=
8 81
11
2 54
+
6 54
=
8 54
2
+
6
=
4 27
12
6 43
+
7 43
=
13 43
13
7 52
+
4 52
=
11 52
14
4 22
+
5 22
=
9 22
15
5 94
+
1 94
=
6 94
5
+
1
=
3 47