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분수 2자리 (분모가 같은)

1
5 67
+
4 67
=
9 67
2
4 14
+
6 14
=
10 14
4
+
6
=
5 7
3
6 84
+
2 84
=
8 84
6
+
2
=
2 21
4
2 91
+
1 91
=
3 91
5
1 21
+
6 21
=
7 21
1
+
6
=
1 3
6
7 46
+
3 46
=
10 46
7
+
3
=
5 23
7
3 28
+
4 28
=
7 28
3
+
4
=
1 4
8
4 79
+
5 79
=
9 79
9
5 49
+
1 49
=
6 49
10
1 67
+
6 67
=
7 67
11
6 36
+
2 36
=
8 36
6
+
2
=
2 9
12
2 78
+
6 78
=
8 78
2
+
6
=
4 39
13
6 52
+
7 52
=
13 52
6
+
7
=
1 4
14
7 86
+
2 86
=
9 86
15
2 24
+
7 24
=
9 24
2
+
7
=
3 8
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