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분수 2자리 (분모가 같은)

1
4 20
+
3 20
=
7 20
2
7 73
+
9 73
=
16 73
3
9 74
+
2 74
=
11 74
4
2 86
+
8 86
=
10 86
2
+
8
=
5 43
5
8 43
+
5 43
=
13 43
6
5 14
+
3 14
=
8 14
5
+
3
=
4 7
7
3 10
+
9 10
=
12 10
3
+
9
=
6 5
8
9 46
+
4 46
=
13 46
9
4 49
+
5 49
=
9 49
10
5 12
+
4 12
=
9 12
5
+
4
=
3 4
11
4 54
+
5 54
=
9 54
4
+
5
=
1 6
12
5 34
+
8 34
=
13 34
13
8 23
+
9 23
=
17 23
14
9 98
+
4 98
=
13 98
15
7 74
+
5 74
=
12 74
7
+
5
=
6 37
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