Across
- 4. The part of a power that is multiplied repeatedly.
- 5. A symbol (generally a letter of the alphabet) that is used to represent an unknown value.
- 6. The answer to a subtraction problem.
- 8. Made up of the x and y axes.
- 9. Made up of numbers and/or variables and mathematical operations.
- 10. A statement that two expressions are equal.
- 11. A term that consists of only a number.
- 13. The answer to a multiplication problem.
- 15. The answer to an addition problem.
- 16. The answer to a division problem.
- 17. The vertical number line in the coordinate plane.
- 18. Addition, subtraction, multiplication or division.
Down
- 1. The number before a variable.
- 2. The horizontal number line in the coordinate plane.
- 3. A pair of numbers in the form (x, y) that gives the location of a point in the coordinate plane.
- 7. In a power, the small number written above the base.
- 10. To calculate the value of an expression.
- 12. To put in place of another. Usually, to replace a variable with a number.
- 14. Terms that contain the same variables and exponents. They can be combined.