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분수: 분모가 다른 덧셈5분수5

1
7 5
+
5 7
=
74 35
2
5 7
+
4 9
=
73 63
3
9 6
+
1 5
=
51 30
9
+
1
=
17 10
4
1 5
+
2 3
=
13 15
5
2 3
+
5 4
=
23 12
6
5 4
+
9 5
=
61 20
7
9 5
+
6 2
=
48 10
9
+
6
=
24 5
8
6 2
+
3 3
=
24 6
6
+
3
=
4
9
3 3
+
1 5
=
18 15
3
+
1
=
6 5
10
1 5
+
2 8
=
18 40
1
+
2
=
9 20
11
2 8
+
5 9
=
58 72
2
+
5
=
29 36
12
5 9
+
7 6
=
31 18
13
7 6
+
1 7
=
55 42
14
1 7
+
9 9
=
72 63
1
+
9
=
8 7
15
9 9
+
5 2
=
63 18
9
+
5
=
7 2