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분수: 분모 2자리 덧셈2분수1

1
2 17
+
5 17
=
7 17
2
5 91
+
2 91
=
7 91
5
+
2
=
1 13
3
2 41
+
1 41
=
3 41
4
1 12
+
2 12
=
3 12
1
+
2
=
1 4
5
2 67
+
1 67
=
3 67
6
1 80
+
2 80
=
3 80
7
2 44
+
5 44
=
7 44
8
5 94
+
3 94
=
8 94
5
+
3
=
4 47
9
3 55
+
8 55
=
11 55
3
+
8
=
1 5
10
6 58
+
9 58
=
15 58
11
9 71
+
1 71
=
10 71
12
1 54
+
3 54
=
4 54
1
+
3
=
2 27
13
3 92
+
4 92
=
7 92
14
7 44
+
5 44
=
12 44
7
+
5
=
3 11
15
5 35
+
3 35
=
8 35