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분수: 분모 2자리 덧셈3분수2

1
3 21
+
1 21
=
4 21
2
1 13
+
4 13
=
5 13
3
4 18
+
5 18
=
9 18
4
+
5
=
1 2
4
5 10
+
1 10
=
6 10
5
+
1
=
3 5
5
1 96
+
3 96
=
4 96
1
+
3
=
1 24
6
3 34
+
7 34
=
10 34
3
+
7
=
5 17
7
7 13
+
8 13
=
15 13
8
8 60
+
4 60
=
12 60
8
+
4
=
1 5
9
4 53
+
7 53
=
11 53
10
7 39
+
6 39
=
13 39
7
+
6
=
1 3
11
6 54
+
3 54
=
9 54
6
+
3
=
1 6
12
3 53
+
7 53
=
10 53
13
7 48
+
3 48
=
10 48
7
+
3
=
5 24
14
3 15
+
4 15
=
7 15
15
4 94
+
6 94
=
10 94
4
+
6
=
5 47