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분수: 분모 1자리 덧셈4분수3

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