AlgChp1IntroToAlgVcblry Name__________________________Date_________Period___

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Across
  1. 3. An expression that contains at least one variable.
  2. 4. An equation that shows a relationship between two or more variables.
  3. 5. Expressions which always result in the same number when we substitute any value for their variables.
  4. 9. An expression with number(s).
  5. 15. When we carry the dimensions through a computation.
  6. 17. The additive identity element.
  7. 18. When 0 is added to any number, the sum is the number.
  8. 20. The properties that deal with the movement of the "order" of numbers.
  9. 21. Numbers that are {0,1,2,3,...}.
  10. 22. The equality of two expressions.
  11. 23. The multiplicative identity element.
Down
  1. 1. A number(s) and/or variable(s) with operation symbols.
  2. 2. When any number is multiplied by 1, that product is the number.
  3. 6. Parantheses, braces, brackets, absolute value symbols, and the fraction bar.
  4. 7. When the GCF of numerator and denominator is 1.
  5. 8. Order of Operations.
  6. 10. An example that proves a statement false.
  7. 11. The properties that deal with the movement of "grouping symbols."
  8. 12. Numbers that are {1,2,3,...}.
  9. 13. A single number or a product of number and/or variable(s) separated by addition, subtraction, or an equal sign.
  10. 14. Same variable(s)and same exponent(s).
  11. 16. A letter used to represent one or more numbers.
  12. 19. Another word for substitute.