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분수 2자리 (분모가 같은)

1
5 15
+
1 15
=
6 15
5
+
1
=
2 5
2
1 72
+
5 72
=
6 72
1
+
5
=
1 12
3
1 10
+
5 10
=
6 10
1
+
5
=
3 5
4
5 25
+
7 25
=
12 25
5
7 44
+
4 44
=
11 44
7
+
4
=
1 4
6
4 23
+
6 23
=
10 23
7
6 67
+
3 67
=
9 67
8
8 93
+
5 93
=
13 93
9
5 54
+
8 54
=
13 54
10
8 22
+
5 22
=
13 22
11
5 56
+
3 56
=
8 56
5
+
3
=
1 7
12
3 62
+
5 62
=
8 62
3
+
5
=
4 31
13
5 34
+
4 34
=
9 34
14
4 33
+
3 33
=
7 33
15
3 89
+
1 89
=
4 89
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