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분수: 분모 2자리 덧셈5분수3

1
5 31
+
4 31
=
9 31
2
4 81
+
1 81
=
5 81
3
1 62
+
4 62
=
5 62
4
4 75
+
5 75
=
9 75
4
+
5
=
3 25
5
5 57
+
6 57
=
11 57
6
6 13
+
1 13
=
7 13
7
1 31
+
9 31
=
10 31
8
9 19
+
5 19
=
14 19
9
5 12
+
3 12
=
8 12
5
+
3
=
2 3
10
3 17
+
5 17
=
8 17
11
6 15
+
7 15
=
13 15
12
7 32
+
4 32
=
11 32
13
4 10
+
7 10
=
11 10
14
6 73
+
7 73
=
13 73
15
7 24
+
2 24
=
9 24
7
+
2
=
3 8