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분수: 분모가 다른 덧셈4분수9

1
4 9
+
8 2
=
80 18
4
+
8
=
40 9
2
8 2
+
2 6
=
26 6
8
+
2
=
13 3
3
8 6
+
5 4
=
31 12
4
5 4
+
2 2
=
9 4
5
2 2
+
4 3
=
14 6
2
+
4
=
7 3
6
4 3
+
7 5
=
41 15
7
7 5
+
4 6
=
62 30
7
+
4
=
31 15
8
4 6
+
6 4
=
26 12
4
+
6
=
13 6
9
4 4
+
8 5
=
52 20
4
+
8
=
13 5
10
8 5
+
6 9
=
102 45
8
+
6
=
34 15
11
3 9
+
7 3
=
24 9
3
+
7
=
8 3
12
5 3
+
3 2
=
19 6
13
2 8
+
1 5
=
18 40
2
+
1
=
9 20
14
2 5
+
4 4
=
28 20
2
+
4
=
7 5
15
4 4
+
3 3
=
24 12
4
+
3
=
2