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분수: 분모가 다른 덧셈5분수8

1
5 8
+
1 9
=
53 72
2
1 9
+
9 3
=
28 9
3
9 3
+
3 4
=
45 12
9
+
3
=
15 4
4
3 4
+
2 3
=
17 12
5
3 3
+
7 5
=
36 15
3
+
7
=
12 5
6
7 5
+
4 4
=
48 20
7
+
4
=
12 5
7
4 4
+
1 6
=
14 12
4
+
1
=
7 6
8
8 6
+
1 2
=
11 6
9
1 2
+
4 4
=
6 4
1
+
4
=
3 2
10
4 4
+
2 2
=
8 4
4
+
2
=
2
11
2 2
+
3 8
=
11 8
12
8 6
+
1 3
=
10 6
8
+
1
=
5 3
13
1 3
+
7 5
=
26 15
14
5 3
+
1 7
=
38 21
15
5 3
+
1 4
=
23 12