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분수 2자리 (분모가 같은)

1
3 50
+
9 50
=
12 50
3
+
9
=
6 25
2
9 75
+
1 75
=
10 75
9
+
1
=
2 15
3
1 15
+
6 15
=
7 15
4
6 44
+
8 44
=
14 44
6
+
8
=
7 22
5
7 28
+
8 28
=
15 28
6
8 16
+
3 16
=
11 16
7
3 28
+
4 28
=
7 28
3
+
4
=
1 4
8
4 28
+
6 28
=
10 28
4
+
6
=
5 14
9
6 81
+
5 81
=
11 81
10
5 52
+
3 52
=
8 52
5
+
3
=
2 13
11
3 82
+
2 82
=
5 82
12
2 46
+
4 46
=
6 46
2
+
4
=
3 23
13
7 84
+
5 84
=
12 84
7
+
5
=
1 7
14
5 12
+
7 12
=
12 12
5
+
7
=
1 1
15
7 57
+
9 57
=
16 57
▲