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분수: 분모 2자리 덧셈5분수7

1
5 77
+
7 77
=
12 77
2
7 32
+
5 32
=
12 32
7
+
5
=
3 8
3
5 44
+
1 44
=
6 44
5
+
1
=
3 22
4
5 12
+
9 12
=
14 12
5
+
9
=
7 6
5
9 59
+
1 59
=
10 59
6
1 18
+
5 18
=
6 18
1
+
5
=
1 3
7
5 30
+
1 30
=
6 30
5
+
1
=
1 5
8
1 49
+
2 49
=
3 49
9
2 24
+
6 24
=
8 24
2
+
6
=
1 3
10
6 54
+
5 54
=
11 54
11
5 44
+
6 44
=
11 44
5
+
6
=
1 4
12
6 42
+
4 42
=
10 42
6
+
4
=
5 21
13
4 34
+
5 34
=
9 34
14
5 17
+
1 17
=
6 17
15
1 79
+
4 79
=
5 79