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분수 2자리 (분모가 같은)

1
1 63
+
4 63
=
5 63
2
4 81
+
9 81
=
13 81
3
9 45
+
7 45
=
16 45
4
6 57
+
9 57
=
15 57
6
+
9
=
5 19
5
9 56
+
3 56
=
12 56
9
+
3
=
3 14
6
3 15
+
4 15
=
7 15
7
4 21
+
6 21
=
10 21
8
6 56
+
3 56
=
9 56
9
3 29
+
5 29
=
8 29
10
5 87
+
4 87
=
9 87
5
+
4
=
3 29
11
4 36
+
3 36
=
7 36
12
3 15
+
4 15
=
7 15
13
4 24
+
5 24
=
9 24
4
+
5
=
3 8
14
5 72
+
1 72
=
6 72
5
+
1
=
1 12
15
1 25
+
9 25
=
10 25
1
+
9
=
2 5