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분수: 분모 2자리 덧셈2분수1

1
2 18
+
7 18
=
9 18
2
+
7
=
1 2
2
7 54
+
2 54
=
9 54
7
+
2
=
1 6
3
1 32
+
4 32
=
5 32
4
4 41
+
7 41
=
11 41
5
7 41
+
2 41
=
9 41
6
9 25
+
6 25
=
15 25
9
+
6
=
3 5
7
6 36
+
4 36
=
10 36
6
+
4
=
5 18
8
4 42
+
2 42
=
6 42
4
+
2
=
1 7
9
6 22
+
8 22
=
14 22
6
+
8
=
7 11
10
8 34
+
2 34
=
10 34
8
+
2
=
5 17
11
2 27
+
7 27
=
9 27
2
+
7
=
1 3
12
7 21
+
4 21
=
11 21
13
4 76
+
2 76
=
6 76
4
+
2
=
3 38
14
8 92
+
4 92
=
12 92
8
+
4
=
3 23
15
4 46
+
7 46
=
11 46