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분수: 분모 2자리 덧셈2분수1

1
2 15
+
6 15
=
8 15
2
6 35
+
5 35
=
11 35
3
2 15
+
5 15
=
7 15
4
5 45
+
3 45
=
8 45
5
3 33
+
2 33
=
5 33
6
2 42
+
1 42
=
3 42
2
+
1
=
1 14
7
3 21
+
1 21
=
4 21
8
1 32
+
8 32
=
9 32
9
8 15
+
7 15
=
15 15
8
+
7
=
1 1
10
5 77
+
3 77
=
8 77
11
3 66
+
2 66
=
5 66
12
2 11
+
5 11
=
7 11
13
5 69
+
4 69
=
9 69
5
+
4
=
3 23
14
4 89
+
2 89
=
6 89
15
4 62
+
6 62
=
10 62
4
+
6
=
5 31