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분수: 분모가 다른 덧셈3분수9

1
3 9
+
2 3
=
9 9
3
+
2
=
1
2
2 3
+
5 8
=
31 24
3
5 8
+
4 6
=
31 24
4
4 6
+
7 5
=
62 30
4
+
7
=
31 15
5
7 5
+
2 3
=
31 15
6
2 3
+
3 5
=
19 15
7
3 5
+
9 4
=
57 20
8
4 9
+
2 6
=
14 18
4
+
2
=
7 9
9
6 4
+
1 8
=
13 8
10
1 8
+
4 4
=
9 8
11
1 4
+
2 6
=
7 12
12
2 6
+
4 2
=
14 6
2
+
4
=
7 3
13
4 2
+
1 7
=
30 14
4
+
1
=
15 7
14
1 7
+
2 2
=
16 14
1
+
2
=
8 7
15
2 2
+
4 6
=
10 6
2
+
4
=
5 3