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분수 2자리 (분모가 같은)

1
3 14
+
4 14
=
7 14
3
+
4
=
1 2
2
4 14
+
3 14
=
7 14
4
+
3
=
1 2
3
3 40
+
2 40
=
5 40
3
+
2
=
1 8
4
2 57
+
3 57
=
5 57
5
3 97
+
1 97
=
4 97
6
1 21
+
2 21
=
3 21
1
+
2
=
1 7
7
2 29
+
5 29
=
7 29
8
6 25
+
8 25
=
14 25
9
8 30
+
9 30
=
17 30
10
9 14
+
2 14
=
11 14
11
2 19
+
5 19
=
7 19
12
4 53
+
6 53
=
10 53
13
6 71
+
2 71
=
8 71
14
2 20
+
1 20
=
3 20
15
1 23
+
9 23
=
10 23