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분수 2자리 (분모가 같은)

1
1 13
+
5 13
=
6 13
2
5 84
+
1 84
=
6 84
5
+
1
=
1 14
3
1 46
+
2 46
=
3 46
4
2 56
+
9 56
=
11 56
5
9 45
+
3 45
=
12 45
9
+
3
=
4 15
6
3 40
+
9 40
=
12 40
3
+
9
=
3 10
7
9 16
+
6 16
=
15 16
8
1 63
+
4 63
=
5 63
9
4 65
+
3 65
=
7 65
10
3 12
+
5 12
=
8 12
3
+
5
=
2 3
11
5 48
+
3 48
=
8 48
5
+
3
=
1 6
12
3 25
+
1 25
=
4 25
13
1 90
+
4 90
=
5 90
1
+
4
=
1 18
14
2 24
+
1 24
=
3 24
2
+
1
=
1 8
15
1 36
+
4 36
=
5 36