This is a one-page reference sheet with brief explanations for several numbers for the beginning level of Algebra. It provides the students with a quick reference sheet and grants you more time. You simply print and use! This item includes small definitions for the following words:1. Real Numbers,2. Natural Numbers, 3. Whole Numbers, 4. Rational Numbers, 5. Irrational Numbers, 6. Even Number, 7. Odd Number, 8. Variable, and 9. Constant. A great aid to place in their binders or notes.Enjoy!------