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분수: 분모가 다른 덧셈2분수3

1
2 3
+
9 2
=
31 6
2
9 2
+
3 6
=
30 6
9
+
3
=
5
3
3 6
+
4 8
=
24 24
3
+
4
=
1
4
4 8
+
1 6
=
16 24
4
+
1
=
2 3
5
6 6
+
1 3
=
8 6
6
+
1
=
4 3
6
1 3
+
2 6
=
4 6
1
+
2
=
2 3
7
9 2
+
3 5
=
51 10
8
3 3
+
7 6
=
13 6
9
7 6
+
3 7
=
67 42
10
4 6
+
1 2
=
7 6
11
1 2
+
5 8
=
9 8
12
5 8
+
4 3
=
47 24
13
7 2
+
4 3
=
29 6
14
4 3
+
7 6
=
15 6
4
+
7
=
5 2
15
7 6
+
1 3
=
9 6
7
+
1
=
3 2