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분수: 분모 2자리 덧셈5분수5

1
5 56
+
1 56
=
6 56
5
+
1
=
3 28
2
8 81
+
6 81
=
14 81
3
6 74
+
8 74
=
14 74
6
+
8
=
7 37
4
8 34
+
5 34
=
13 34
5
5 28
+
4 28
=
9 28
6
4 73
+
2 73
=
6 73
7
2 43
+
5 43
=
7 43
8
6 56
+
2 56
=
8 56
6
+
2
=
1 7
9
2 23
+
4 23
=
6 23
10
4 25
+
7 25
=
11 25
11
7 13
+
3 13
=
10 13
12
5 20
+
3 20
=
8 20
5
+
3
=
2 5
13
3 77
+
4 77
=
7 77
3
+
4
=
1 11
14
4 69
+
3 69
=
7 69
15
3 31
+
4 31
=
7 31