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분수: 분모가 다른 덧셈1분수4

1
6 4
+
7 3
=
46 12
6
+
7
=
23 6
2
7 3
+
8 8
=
80 24
7
+
8
=
10 3
3
8 8
+
4 2
=
24 8
8
+
4
=
3
4
4 2
+
2 5
=
24 10
4
+
2
=
12 5
5
2 5
+
9 7
=
59 35
6
9 7
+
4 4
=
64 28
9
+
4
=
16 7
7
1 7
+
4 2
=
30 14
1
+
4
=
15 7
8
2 7
+
1 6
=
19 42
9
1 6
+
5 5
=
35 30
1
+
5
=
7 6
10
6 5
+
5 7
=
67 35
11
5 7
+
2 4
=
34 28
5
+
2
=
17 14
12
2 5
+
1 2
=
9 10
13
1 2
+
8 8
=
12 8
1
+
8
=
3 2
14
8 8
+
1 2
=
12 8
8
+
1
=
3 2
15
1 4
+
2 2
=
5 4