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홈 > 분수 2자리 (분모가 같은)

1
7 15
+
3 15
=
10 15
7
+
3
=
2 3
2
3 76
+
2 76
=
5 76
3
2 12
+
5 12
=
7 12
4
5 12
+
6 12
=
11 12
5
6 21
+
7 21
=
13 21
6
7 52
+
2 52
=
9 52
7
2 21
+
9 21
=
11 21
8
9 85
+
3 85
=
12 85
9
3 90
+
2 90
=
5 90
3
+
2
=
1 18
10
2 73
+
1 73
=
3 73
11
1 41
+
5 41
=
6 41
12
5 40
+
8 40
=
13 40
13
8 14
+
3 14
=
11 14
14
3 45
+
6 45
=
9 45
3
+
6
=
1 5
15
2 66
+
3 66
=
5 66