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분수 2자리 (분모가 같은)

1
3 53
+
6 53
=
9 53
2
6 19
+
4 19
=
10 19
3
4 43
+
9 43
=
13 43
4
9 47
+
1 47
=
10 47
5
1 22
+
3 22
=
4 22
1
+
3
=
2 11
6
4 33
+
8 33
=
12 33
4
+
8
=
4 11
7
6 38
+
2 38
=
8 38
6
+
2
=
4 19
8
2 40
+
4 40
=
6 40
2
+
4
=
3 20
9
4 40
+
3 40
=
7 40
10
3 91
+
5 91
=
8 91
11
5 63
+
1 63
=
6 63
5
+
1
=
2 21
12
1 48
+
3 48
=
4 48
1
+
3
=
1 12
13
3 64
+
4 64
=
7 64
14
4 23
+
2 23
=
6 23
15
2 44
+
9 44
=
11 44
2
+
9
=
1 4