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분수: 분모 2자리 덧셈1분수5

1
5 21
+
8 21
=
13 21
2
8 93
+
7 93
=
15 93
8
+
7
=
5 31
3
7 41
+
8 41
=
15 41
4
8 29
+
9 29
=
17 29
5
2 89
+
6 89
=
8 89
6
6 28
+
1 28
=
7 28
6
+
1
=
1 4
7
1 70
+
4 70
=
5 70
1
+
4
=
1 14
8
4 69
+
5 69
=
9 69
4
+
5
=
3 23
9
5 24
+
2 24
=
7 24
10
2 86
+
5 86
=
7 86
11
5 11
+
1 11
=
6 11
12
1 67
+
5 67
=
6 67
13
5 84
+
3 84
=
8 84
5
+
3
=
2 21
14
5 23
+
8 23
=
13 23
15
8 28
+
1 28
=
9 28