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분수: 분모가 다른 덧셈4분수5

1
4 5
+
1 3
=
17 15
2
1 3
+
4 4
=
16 12
1
+
4
=
4 3
3
4 5
+
1 3
=
17 15
4
3 2
+
1 8
=
13 8
5
1 4
+
4 2
=
9 4
6
2 9
+
1 5
=
19 45
7
3 3
+
1 9
=
10 9
8
1 8
+
6 5
=
53 40
9
5 4
+
1 2
=
7 4
10
1 2
+
5 9
=
19 18
11
5 6
+
1 3
=
7 6
12
3 4
+
1 5
=
19 20
13
1 5
+
8 2
=
42 10
1
+
8
=
21 5
14
2 8
+
3 3
=
30 24
2
+
3
=
5 4
15
3 6
+
1 3
=
5 6