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분수: 분모 1자리 덧셈3분수9

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