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분수: 분모 1자리 덧셈3분수2

1
3 2
+
6 2
=
9 2
2
1 7
+
9 7
=
10 7
3
9 3
+
8 3
=
17 3
4
8 2
+
4 2
=
12 2
8
+
4
=
6 1
5
1 9
+
4 9
=
5 9
6
1 4
+
3 4
=
4 4
1
+
3
=
1 1
7
3 3
+
1 3
=
4 3
8
1 6
+
5 6
=
6 6
1
+
5
=
1 1
9
5 2
+
8 2
=
13 2
10
8 9
+
4 9
=
12 9
8
+
4
=
4 3
11
4 4
+
2 4
=
6 4
4
+
2
=
3 2
12
2 6
+
6 6
=
8 6
2
+
6
=
4 3
13
6 3
+
5 3
=
11 3
14
1 2
+
8 2
=
9 2
15
8 3
+
6 3
=
14 3