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분수: 분모 2자리 덧셈2분수2

1
2 82
+
8 82
=
10 82
2
+
8
=
5 41
2
8 12
+
4 12
=
12 12
8
+
4
=
1 1
3
4 76
+
2 76
=
6 76
4
+
2
=
3 38
4
2 37
+
3 37
=
5 37
5
3 45
+
5 45
=
8 45
6
2 55
+
9 55
=
11 55
2
+
9
=
1 5
7
9 42
+
1 42
=
10 42
9
+
1
=
5 21
8
1 23
+
4 23
=
5 23
9
4 83
+
3 83
=
7 83
10
3 74
+
2 74
=
5 74
11
2 24
+
8 24
=
10 24
2
+
8
=
5 12
12
8 22
+
1 22
=
9 22
13
1 63
+
4 63
=
5 63
14
4 85
+
9 85
=
13 85
15
9 55
+
7 55
=
16 55