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분수 2자리 (분모가 같은)

1
4 24
+
5 24
=
9 24
4
+
5
=
3 8
2
5 83
+
2 83
=
7 83
3
9 42
+
3 42
=
12 42
9
+
3
=
2 7
4
3 84
+
9 84
=
12 84
3
+
9
=
1 7
5
9 50
+
5 50
=
14 50
9
+
5
=
7 25
6
5 21
+
2 21
=
7 21
5
+
2
=
1 3
7
7 62
+
1 62
=
8 62
7
+
1
=
4 31
8
4 91
+
2 91
=
6 91
9
2 54
+
1 54
=
3 54
2
+
1
=
1 18
10
1 13
+
6 13
=
7 13
11
6 83
+
2 83
=
8 83
12
2 72
+
8 72
=
10 72
2
+
8
=
5 36
13
8 49
+
9 49
=
17 49
14
9 10
+
2 10
=
11 10
15
2 85
+
8 85
=
10 85
2
+
8
=
2 17