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분수: 분모 2자리 덧셈5분수3

1
5 39
+
4 39
=
9 39
5
+
4
=
3 13
2
4 51
+
1 51
=
5 51
3
4 31
+
9 31
=
13 31
4
9 25
+
5 25
=
14 25
5
5 53
+
2 53
=
7 53
6
2 21
+
5 21
=
7 21
2
+
5
=
1 3
7
5 15
+
2 15
=
7 15
8
2 91
+
1 91
=
3 91
9
1 15
+
4 15
=
5 15
1
+
4
=
1 3
10
4 69
+
5 69
=
9 69
4
+
5
=
3 23
11
5 70
+
2 70
=
7 70
5
+
2
=
1 10
12
2 33
+
4 33
=
6 33
2
+
4
=
2 11
13
4 15
+
5 15
=
9 15
4
+
5
=
3 5
14
5 45
+
3 45
=
8 45
15
8 34
+
7 34
=
15 34