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분수 2자리 (분모가 같은)

1
1 86
+
4 86
=
5 86
2
4 90
+
1 90
=
5 90
4
+
1
=
1 18
3
1 40
+
2 40
=
3 40
4
2 55
+
1 55
=
3 55
5
1 35
+
2 35
=
3 35
6
2 45
+
7 45
=
9 45
2
+
7
=
1 5
7
7 51
+
8 51
=
15 51
7
+
8
=
5 17
8
8 39
+
3 39
=
11 39
9
3 31
+
5 31
=
8 31
10
6 53
+
9 53
=
15 53
11
9 56
+
5 56
=
14 56
9
+
5
=
1 4
12
5 79
+
1 79
=
6 79
13
1 38
+
3 38
=
4 38
1
+
3
=
2 19
14
3 28
+
5 28
=
8 28
3
+
5
=
2 7
15
5 44
+
3 44
=
8 44
5
+
3
=
2 11