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분수: 분모 1자리 덧셈5분수7

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