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분수: 분모가 다른 덧셈2분수8

1
1 6
+
2 4
=
8 12
1
+
2
=
2 3
2
4 4
+
2 9
=
44 36
4
+
2
=
11 9
3
2 9
+
4 5
=
46 45
4
4 5
+
5 2
=
33 10
5
5 2
+
3 4
=
13 4
6
3 4
+
6 2
=
15 4
7
6 2
+
3 5
=
36 10
6
+
3
=
18 5
8
3 5
+
2 4
=
22 20
3
+
2
=
11 10
9
2 4
+
6 3
=
30 12
2
+
6
=
5 2
10
6 3
+
5 2
=
27 6
6
+
5
=
9 2
11
2 4
+
1 2
=
4 4
2
+
1
=
1
12
1 2
+
7 6
=
10 6
1
+
7
=
5 3
13
7 6
+
8 8
=
52 24
7
+
8
=
13 6
14
8 8
+
9 9
=
144 72
8
+
9
=
2
15
9 5
+
1 4
=
41 20