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분수: 분모 1자리 덧셈4분수0

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