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분수: 분모 2자리 덧셈4분수0

1
4 86
+
7 86
=
11 86
2
7 21
+
8 21
=
15 21
7
+
8
=
5 7
3
4 78
+
1 78
=
5 78
4
9 11
+
5 11
=
14 11
5
5 78
+
1 78
=
6 78
5
+
1
=
1 13
6
1 64
+
6 64
=
7 64
7
7 86
+
4 86
=
11 86
8
4 15
+
6 15
=
10 15
4
+
6
=
2 3
9
6 39
+
1 39
=
7 39
10
1 82
+
2 82
=
3 82
11
2 85
+
5 85
=
7 85
12
5 63
+
9 63
=
14 63
5
+
9
=
2 9
13
9 63
+
8 63
=
17 63
14
8 85
+
9 85
=
17 85
8
+
9
=
1 5
15
3 69
+
5 69
=
8 69