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분수 2자리 (분모가 같은)

1
7 71
+
5 71
=
12 71
2
5 56
+
2 56
=
7 56
5
+
2
=
1 8
3
2 83
+
3 83
=
5 83
4
3 38
+
2 38
=
5 38
5
2 30
+
1 30
=
3 30
2
+
1
=
1 10
6
1 66
+
3 66
=
4 66
1
+
3
=
2 33
7
3 21
+
1 21
=
4 21
8
1 22
+
7 22
=
8 22
1
+
7
=
4 11
9
4 37
+
3 37
=
7 37
10
3 28
+
7 28
=
10 28
3
+
7
=
5 14
11
7 13
+
2 13
=
9 13
12
2 44
+
6 44
=
8 44
2
+
6
=
2 11
13
6 14
+
3 14
=
9 14
14
3 56
+
1 56
=
4 56
3
+
1
=
1 14
15
1 16
+
5 16
=
6 16
1
+
5
=
3 8
▲