Addition within 20 Worksheets Activity Math Cut and Paste Worksheets for kindergarten ,first gradeThis set contains 35 cut and paste worksheets with Cut and Glue addition within 20. Include Addition with Picture ,Ten Frame , Number Line ,Word Problems and more. Practice Basic addition skills with your kindergartners and first graders using this simple cut and paste addition worksheet. so that all students can have fun with this activity sheet. Suitable for whole class activities, Math Station a