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분수: 분모 1자리 덧셈4분수6

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