Across
- 3. The distance of a number from 0.
- 4. number whose decimal representation eventually becomes periodic
- 7. A rate o change expressed as a percent.
- 9. A symbol for a value that is unknown.
- 10. A decimal with a finite number of digits.
- 12. Two numbers whose sum is 0.
Down
- 1. A number with the same absolute value as a given number, but with a different sign.
- 2. A pair of numbers whose sum is zero.
- 5. The set of whole numbers and their opposites and zero.
- 6. term with a fixed value in an expression or equation.
- 8. A mathematical statement showing two expressions have the same value.
- 11. A value on which mathematical operations take place in an expression.