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분수: 분모 2자리 덧셈4분수3

1
3 14
+
1 14
=
4 14
3
+
1
=
2 7
2
1 53
+
6 53
=
7 53
3
6 11
+
2 11
=
8 11
4
2 15
+
3 15
=
5 15
2
+
3
=
1 3
5
3 56
+
5 56
=
8 56
3
+
5
=
1 7
6
5 49
+
8 49
=
13 49
7
8 32
+
3 32
=
11 32
8
3 42
+
6 42
=
9 42
3
+
6
=
3 14
9
6 20
+
5 20
=
11 20
10
5 62
+
4 62
=
9 62
11
4 66
+
3 66
=
7 66
12
3 34
+
4 34
=
7 34
13
4 51
+
3 51
=
7 51
14
3 55
+
5 55
=
8 55
15
5 81
+
9 81
=
14 81