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분수: 분모가 다른 덧셈3분수7

1
7 7
+
1 6
=
49 42
7
+
1
=
7 6
2
6 3
+
1 8
=
51 24
6
+
1
=
17 8
3
1 8
+
8 3
=
67 24
4
3 3
+
1 4
=
15 12
3
+
1
=
5 4
5
2 4
+
5 7
=
34 28
2
+
5
=
17 14
6
5 7
+
6 2
=
52 14
5
+
6
=
26 7
7
6 2
+
3 4
=
15 4
8
3 4
+
2 8
=
8 8
3
+
2
=
1
9
2 8
+
3 4
=
8 8
2
+
3
=
1
10
2 2
+
1 8
=
9 8
11
1 8
+
2 3
=
19 24
12
2 3
+
7 8
=
37 24
13
1 2
+
7 3
=
17 6
14
7 3
+
5 6
=
19 6
15
5 6
+
4 5
=
49 30