Instead of having several sheets of paper to file or hand back, why not keep all assessments together in a booklet. There are two different booklets. They are simple to put together. You simply print double sided and staple. That's it! There is a rubric on the back for a quick reference when making groups, doing report cards, or for parent conferences.
Check out First Grade Math Exit Slip Booklet Sample
You can purchase all 12 concepts First Grade Math Exit Slip Booklets