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분수: 분모 1자리 덧셈2분수2

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