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분수 2자리 (분모가 같은)

1
2 74
+
8 74
=
10 74
2
+
8
=
5 37
2
8 12
+
4 12
=
12 12
8
+
4
=
1 1
3
4 62
+
1 62
=
5 62
4
1 56
+
4 56
=
5 56
5
4 45
+
6 45
=
10 45
4
+
6
=
2 9
6
6 40
+
9 40
=
15 40
6
+
9
=
3 8
7
9 51
+
6 51
=
15 51
9
+
6
=
5 17
8
6 58
+
1 58
=
7 58
9
1 16
+
2 16
=
3 16
10
2 56
+
9 56
=
11 56
11
9 31
+
2 31
=
11 31
12
2 72
+
9 72
=
11 72
13
9 36
+
6 36
=
15 36
9
+
6
=
5 12
14
6 19
+
8 19
=
14 19
15
4 98
+
3 98
=
7 98
4
+
3
=
1 14