Across
- 6. Whole numbers and their opposites
- 8. an example that shows a conjecture is false
- 10. a mathematical phrase that contains operations, numbers, and/or variables
- 12. a quantity that does not vary
- 13. numbers the set of numbers that includes rational and irrational numbers.
- 14. value The distance that a number is from zero on the number line
- 15. numbers numbers that cannot be expressed in the form a/b, where a and b are integers and b =0
Down
- 1. The numerical factor when a term has a variable
- 2. A statement that compares two quantities using <, >, ≤,≥, or ≠
- 3. to write an expression in a simpler form
- 4. a mathematical sentence with an equal sign
- 5. two numbers that are the same distance from zero on a number line, but are in opposite directions. (-2 and 2)
- 7. terms terms with exactly the same variable factors in a variable expression
- 9. substituting a given number for each variable
- 11. numbers The set of numbers 1, 2, 3, 4, ... Also called counting numbers.