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분수: 분모 1자리 덧셈3분수4

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