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분수: 분모 1자리 덧셈3분수1

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