Across
- 4. A number or variable, or product of a number and one or more variables.
- 7. A quantity whose value does not change.
- 8. Whole numbers and negatives.
- 9. Another word for additive inverse.
- 10. All numbers that can be expressed on a number line, rational or irrational.
- 11. Numbers such as: 1,2,3,4...
- 12. Natural numbers and 0.
Down
- 1. Substituting a number for each variable and simplifying the expression.
- 2. Any number that cannot be expressed as a fraction.
- 3. The numerical factor of a term.
- 5. Another word for multiplicative inverse.
- 6. Any number that can be expressed as a fraction.