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분수 2자리 (분모가 같은)

1
4 29
+
5 29
=
9 29
2
5 66
+
2 66
=
7 66
3
2 25
+
4 25
=
6 25
4
3 49
+
1 49
=
4 49
5
1 40
+
9 40
=
10 40
1
+
9
=
1 4
6
9 38
+
2 38
=
11 38
7
2 53
+
1 53
=
3 53
8
1 30
+
7 30
=
8 30
1
+
7
=
4 15
9
7 25
+
2 25
=
9 25
10
2 46
+
4 46
=
6 46
2
+
4
=
3 23
11
4 15
+
7 15
=
11 15
12
7 27
+
5 27
=
12 27
7
+
5
=
4 9
13
5 12
+
2 12
=
7 12
14
2 43
+
7 43
=
9 43
15
7 49
+
8 49
=
15 49