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분수: 분모 2자리 덧셈5분수7

1
5 73
+
4 73
=
9 73
2
4 36
+
1 36
=
5 36
3
1 57
+
4 57
=
5 57
4
4 12
+
3 12
=
7 12
5
3 42
+
5 42
=
8 42
3
+
5
=
4 21
6
5 28
+
2 28
=
7 28
5
+
2
=
1 4
7
2 65
+
9 65
=
11 65
8
4 49
+
1 49
=
5 49
9
1 60
+
3 60
=
4 60
1
+
3
=
1 15
10
3 41
+
6 41
=
9 41
11
6 21
+
9 21
=
15 21
6
+
9
=
5 7
12
9 26
+
7 26
=
16 26
9
+
7
=
8 13
13
7 45
+
2 45
=
9 45
7
+
2
=
1 5
14
2 61
+
4 61
=
6 61
15
4 12
+
9 12
=
13 12