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분수: 분모 1자리 덧셈4분수9

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