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분수: 분모 1자리 덧셈3분수8

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