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분수: 분모 1자리 덧셈2분수0

1
2 7
+
1 7
=
3 7
2
1 9
+
4 9
=
5 9
3
4 6
+
3 6
=
7 6
4
7 3
+
1 3
=
8 3
5
1 6
+
5 6
=
6 6
1
+
5
=
1 1
6
5 9
+
3 9
=
8 9
7
3 5
+
9 5
=
12 5
8
1 2
+
6 2
=
7 2
9
6 5
+
3 5
=
9 5
10
3 8
+
9 8
=
12 8
3
+
9
=
3 2
11
1 3
+
9 3
=
10 3
12
9 3
+
3 3
=
12 3
9
+
3
=
4 1
13
3 4
+
1 4
=
4 4
3
+
1
=
1 1
14
1 8
+
3 8
=
4 8
1
+
3
=
1 2
15
3 3
+
1 3
=
4 3