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분수 2자리 (분모가 같은)

1
6 15
+
1 15
=
7 15
2
1 88
+
3 88
=
4 88
1
+
3
=
1 22
3
3 19
+
8 19
=
11 19
4
8 87
+
7 87
=
15 87
8
+
7
=
5 29
5
7 63
+
1 63
=
8 63
6
1 29
+
9 29
=
10 29
7
9 10
+
1 10
=
10 10
9
+
1
=
1 1
8
1 43
+
2 43
=
3 43
9
2 11
+
3 11
=
5 11
10
3 45
+
1 45
=
4 45
11
1 19
+
7 19
=
8 19
12
7 47
+
6 47
=
13 47
13
6 27
+
4 27
=
10 27
14
4 15
+
1 15
=
5 15
4
+
1
=
1 3
15
1 91
+
9 91
=
10 91
▲