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분수: 분모가 다른 덧셈4분수9

1
4 9
+
6 3
=
22 9
2
6 3
+
7 7
=
63 21
6
+
7
=
3
3
7 7
+
5 5
=
70 35
7
+
5
=
2
4
5 2
+
1 9
=
47 18
5
1 9
+
8 4
=
76 36
1
+
8
=
19 9
6
8 4
+
6 7
=
80 28
8
+
6
=
20 7
7
6 7
+
3 4
=
45 28
8
3 4
+
5 3
=
29 12
9
5 3
+
4 8
=
52 24
5
+
4
=
13 6
10
4 8
+
1 4
=
6 8
4
+
1
=
3 4
11
1 5
+
8 8
=
48 40
1
+
8
=
6 5
12
4 8
+
9 3
=
84 24
4
+
9
=
7 2
13
3 5
+
1 2
=
11 10
14
1 2
+
4 8
=
8 8
1
+
4
=
1
15
4 8
+
7 3
=
68 24
4
+
7
=
17 6