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분수: 분모가 다른 덧셈1분수7

1
1 7
+
2 2
=
16 14
1
+
2
=
8 7
2
2 2
+
3 3
=
12 6
2
+
3
=
2
3
3 3
+
6 9
=
15 9
3
+
6
=
5 3
4
1 9
+
3 4
=
31 36
5
4 3
+
5 8
=
47 24
6
5 8
+
1 3
=
23 24
7
2 3
+
5 7
=
29 21
8
7 5
+
1 2
=
19 10
9
1 2
+
3 6
=
6 6
1
+
3
=
1
10
1 6
+
8 4
=
26 12
1
+
8
=
13 6
11
4 8
+
8 3
=
76 24
4
+
8
=
19 6
12
8 3
+
3 7
=
65 21
13
3 7
+
5 3
=
44 21
14
5 3
+
3 2
=
19 6
15
3 2
+
4 6
=
13 6