Set Intersection and Union Worksheets - Letters, Numbers, and Alphanumeric

There are 9 worksheets with answer keys for a total of 18 pages. The following type of worksheets are included:

- Union of sets with integers
- Union of sets with letters
- Union of sets with alphanumeric
- Intersection of sets with integers
- Intersection of sets with letters
- Intersection of sets with alphanumeric
- Both intersection and union of sets with numbers
- Both intersection and union of sets with letters
- Both intersection and union of sets with alphanumeric

There are 12 problems per page in the following format:
X = {1,2,3,4}
Y = {5,6,7,8}
X U Y =

Answer key has solutions in red for easier reading.