Across
- 4. Counting numbers
- 6. Number being multiplied to a variable
- 9. Mathematical sentence with variables, numbers and operations
- 10. Terms with the same variable raised to same power
- 12. Natural number including zero
- 14. Two expressions set equal to each other
Down
- 1. Mathematical sentence with numbers and operations
- 2. A letter that represents for a given value
- 3. Number or variable or the product or quotient of a number and variables
- 5. Distance a number is from zero
- 7. The set of rational and irrational numbers
- 8. Whole numbers and their opposites
- 11. To substitute a given number for each variable
- 13. Repeating and terminating decimal
- 15. To replace an expression with its simplest form