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분수: 분모 2자리 덧셈3분수7

1
7 83
+
8 83
=
15 83
2
8 21
+
9 21
=
17 21
3
9 42
+
5 42
=
14 42
9
+
5
=
1 3
4
5 12
+
4 12
=
9 12
5
+
4
=
3 4
5
4 12
+
3 12
=
7 12
6
3 86
+
6 86
=
9 86
7
6 53
+
2 53
=
8 53
8
2 37
+
1 37
=
3 37
9
1 63
+
2 63
=
3 63
1
+
2
=
1 21
10
2 62
+
1 62
=
3 62
11
1 85
+
5 85
=
6 85
12
5 88
+
7 88
=
12 88
5
+
7
=
3 22
13
5 97
+
3 97
=
8 97
14
3 68
+
5 68
=
8 68
3
+
5
=
2 17
15
5 93
+
3 93
=
8 93