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분수: 분모 2자리 덧셈2분수9

1
2 91
+
3 91
=
5 91
2
3 41
+
2 41
=
5 41
3
2 21
+
3 21
=
5 21
4
3 65
+
2 65
=
5 65
3
+
2
=
1 13
5
2 35
+
1 35
=
3 35
6
1 11
+
4 11
=
5 11
7
4 54
+
2 54
=
6 54
4
+
2
=
1 9
8
2 10
+
4 10
=
6 10
2
+
4
=
3 5
9
4 57
+
1 57
=
5 57
10
1 43
+
8 43
=
9 43
11
8 44
+
7 44
=
15 44
12
7 60
+
2 60
=
9 60
7
+
2
=
3 20
13
9 24
+
3 24
=
12 24
9
+
3
=
1 2
14
3 85
+
4 85
=
7 85
15
4 31
+
9 31
=
13 31