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분수: 분모 2자리 덧셈3분수5

1
3 51
+
9 51
=
12 51
3
+
9
=
4 17
2
9 81
+
6 81
=
15 81
9
+
6
=
5 27
3
6 43
+
9 43
=
15 43
4
9 43
+
1 43
=
10 43
5
1 25
+
2 25
=
3 25
6
2 12
+
4 12
=
6 12
2
+
4
=
1 2
7
4 52
+
8 52
=
12 52
4
+
8
=
3 13
8
8 28
+
2 28
=
10 28
8
+
2
=
5 14
9
2 14
+
5 14
=
7 14
2
+
5
=
1 2
10
5 34
+
3 34
=
8 34
5
+
3
=
4 17
11
3 96
+
9 96
=
12 96
3
+
9
=
1 8
12
9 13
+
3 13
=
12 13
13
1 13
+
2 13
=
3 13
14
2 56
+
8 56
=
10 56
2
+
8
=
5 28
15
4 86
+
1 86
=
5 86