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분수 2자리 (분모가 같은)

1
4 45
+
2 45
=
6 45
4
+
2
=
2 15
2
2 71
+
9 71
=
11 71
3
9 50
+
4 50
=
13 50
4
4 93
+
1 93
=
5 93
5
8 81
+
7 81
=
15 81
8
+
7
=
5 27
6
3 47
+
2 47
=
5 47
7
2 56
+
3 56
=
5 56
8
3 84
+
2 84
=
5 84
9
2 87
+
3 87
=
5 87
10
3 11
+
8 11
=
11 11
3
+
8
=
1 1
11
8 15
+
7 15
=
15 15
8
+
7
=
1 1
12
7 43
+
2 43
=
9 43
13
5 32
+
3 32
=
8 32
5
+
3
=
1 4
14
3 47
+
5 47
=
8 47
15
5 61
+
9 61
=
14 61