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분수: 분모 1자리 덧셈2분수9

1
9 2
+
3 2
=
12 2
9
+
3
=
6 1
2
3 2
+
5 2
=
8 2
3
+
5
=
4 1
3
1 6
+
4 6
=
5 6
4
1 9
+
7 9
=
8 9
5
7 5
+
4 5
=
11 5
6
4 6
+
1 6
=
5 6
7
1 8
+
7 8
=
8 8
1
+
7
=
1 1
8
4 7
+
2 7
=
6 7
9
1 4
+
9 4
=
10 4
1
+
9
=
5 2
10
9 3
+
7 3
=
16 3
11
1 6
+
6 6
=
7 6
12
8 6
+
1 6
=
9 6
8
+
1
=
3 2
13
1 9
+
2 9
=
3 9
1
+
2
=
1 3
14
2 8
+
7 8
=
9 8
15
7 5
+
6 5
=
13 5