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분수: 분모 2자리 덧셈4분수3

1
4 31
+
1 31
=
5 31
2
1 52
+
4 52
=
5 52
3
4 44
+
5 44
=
9 44
4
5 36
+
1 36
=
6 36
5
+
1
=
1 6
5
1 75
+
4 75
=
5 75
1
+
4
=
1 15
6
4 47
+
5 47
=
9 47
7
5 29
+
3 29
=
8 29
8
3 57
+
4 57
=
7 57
9
4 21
+
9 21
=
13 21
10
9 96
+
2 96
=
11 96
11
2 34
+
3 34
=
5 34
12
3 21
+
2 21
=
5 21
13
2 13
+
4 13
=
6 13
14
4 12
+
9 12
=
13 12
15
9 18
+
1 18
=
10 18
9
+
1
=
5 9