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분수: 분모가 다른 덧셈5분수2

1
5 2
+
8 3
=
31 6
2
8 3
+
6 7
=
74 21
3
6 7
+
3 9
=
75 63
6
+
3
=
25 21
4
9 3
+
5 9
=
32 9
5
5 9
+
7 6
=
31 18
6
7 6
+
1 2
=
10 6
7
+
1
=
5 3
7
1 2
+
3 3
=
9 6
1
+
3
=
3 2
8
6 3
+
3 4
=
33 12
6
+
3
=
11 4
9
3 4
+
2 7
=
29 28
10
4 7
+
3 2
=
29 14
11
8 2
+
2 3
=
28 6
8
+
2
=
14 3
12
3 9
+
1 5
=
24 45
3
+
1
=
8 15
13
1 2
+
6 3
=
15 6
1
+
6
=
5 2
14
6 3
+
4 6
=
16 6
6
+
4
=
8 3
15
4 6
+
3 5
=
38 30
4
+
3
=
19 15