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분수 2자리 (분모가 같은)

1
4 91
+
6 91
=
10 91
2
6 18
+
2 18
=
8 18
6
+
2
=
4 9
3
2 58
+
1 58
=
3 58
4
1 42
+
6 42
=
7 42
1
+
6
=
1 6
5
6 63
+
9 63
=
15 63
6
+
9
=
5 21
6
9 14
+
5 14
=
14 14
9
+
5
=
1 1
7
1 50
+
5 50
=
6 50
1
+
5
=
3 25
8
5 28
+
4 28
=
9 28
9
4 75
+
2 75
=
6 75
4
+
2
=
2 25
10
2 36
+
6 36
=
8 36
2
+
6
=
2 9
11
6 15
+
4 15
=
10 15
6
+
4
=
2 3
12
4 72
+
1 72
=
5 72
13
1 42
+
9 42
=
10 42
1
+
9
=
5 21
14
9 63
+
2 63
=
11 63
15
2 11
+
1 11
=
3 11