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분수 2자리 (분모가 같은)

1
8 84
+
9 84
=
17 84
2
9 43
+
3 43
=
12 43
3
3 62
+
5 62
=
8 62
3
+
5
=
4 31
4
5 65
+
4 65
=
9 65
5
4 65
+
5 65
=
9 65
6
5 11
+
8 11
=
13 11
7
8 64
+
4 64
=
12 64
8
+
4
=
3 16
8
4 13
+
5 13
=
9 13
9
5 45
+
2 45
=
7 45
10
2 16
+
1 16
=
3 16
11
1 64
+
7 64
=
8 64
1
+
7
=
1 8
12
7 73
+
2 73
=
9 73
13
3 82
+
8 82
=
11 82
14
8 33
+
9 33
=
17 33
15
9 63
+
3 63
=
12 63
9
+
3
=
4 21