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분수: 분모가 다른 덧셈3분수0

1
3 7
+
4 8
=
52 56
3
+
4
=
13 14
2
8 4
+
1 2
=
10 4
8
+
1
=
5 2
3
1 2
+
2 5
=
9 10
4
2 5
+
9 3
=
51 15
2
+
9
=
17 5
5
9 3
+
5 6
=
23 6
6
5 6
+
7 3
=
19 6
7
3 9
+
1 3
=
6 9
3
+
1
=
2 3
8
1 3
+
6 5
=
23 15
9
6 5
+
2 4
=
34 20
6
+
2
=
17 10
10
2 4
+
3 2
=
8 4
2
+
3
=
2
11
3 2
+
1 5
=
17 10
12
1 5
+
2 4
=
14 20
1
+
2
=
7 10
13
2 4
+
8 2
=
18 4
2
+
8
=
9 2
14
8 2
+
9 9
=
90 18
8
+
9
=
5
15
9 9
+
4 7
=
99 63
9
+
4
=
11 7