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분수: 분모가 다른 덧셈2분수6

1
2 6
+
6 2
=
20 6
2
+
6
=
10 3
2
2 2
+
5 4
=
9 4
3
5 4
+
4 3
=
31 12
4
3 5
+
1 4
=
17 20
5
1 4
+
9 5
=
41 20
6
5 9
+
4 4
=
56 36
5
+
4
=
14 9
7
1 4
+
3 8
=
5 8
8
3 8
+
9 3
=
81 24
3
+
9
=
27 8
9
9 3
+
2 5
=
51 15
9
+
2
=
17 5
10
2 5
+
5 4
=
33 20
11
4 4
+
1 6
=
14 12
4
+
1
=
7 6
12
1 6
+
9 9
=
21 18
1
+
9
=
7 6
13
9 9
+
6 5
=
99 45
9
+
6
=
11 5
14
5 6
+
1 4
=
13 12
15
4 6
+
9 3
=
22 6
4
+
9
=
11 3