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분수 2자리 (분모가 같은)

1
4 33
+
3 33
=
7 33
2
3 72
+
8 72
=
11 72
3
8 14
+
4 14
=
12 14
8
+
4
=
6 7
4
4 27
+
9 27
=
13 27
5
9 40
+
4 40
=
13 40
6
4 15
+
9 15
=
13 15
7
9 20
+
1 20
=
10 20
9
+
1
=
1 2
8
2 91
+
1 91
=
3 91
9
1 28
+
2 28
=
3 28
10
2 79
+
3 79
=
5 79
11
8 93
+
9 93
=
17 93
12
1 93
+
2 93
=
3 93
1
+
2
=
1 31
13
2 14
+
4 14
=
6 14
2
+
4
=
3 7
14
4 60
+
5 60
=
9 60
4
+
5
=
3 20
15
5 68
+
3 68
=
8 68
5
+
3
=
2 17
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