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분수: 분모가 다른 덧셈1분수8

1
1 8
+
7 9
=
65 72
2
7 9
+
2 6
=
20 18
7
+
2
=
10 9
3
2 6
+
1 5
=
16 30
2
+
1
=
8 15
4
1 5
+
7 7
=
42 35
1
+
7
=
6 5
5
3 4
+
4 2
=
11 4
6
2 8
+
1 4
=
4 8
2
+
1
=
1 2
7
6 3
+
1 5
=
33 15
6
+
1
=
11 5
8
1 5
+
7 2
=
37 10
9
7 2
+
1 6
=
22 6
7
+
1
=
11 3
10
1 6
+
6 3
=
13 6
11
6 3
+
7 4
=
45 12
6
+
7
=
15 4
12
4 5
+
1 6
=
29 30
13
1 9
+
5 4
=
49 36
14
1 5
+
8 9
=
49 45
15
8 9
+
1 3
=
11 9