Foundations of Math I Mid-Chapter Vocab

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Across
  1. 2. an expression that consists of one or more numbers and variables along with one or more arithmetic operations
  2. 3. a process used to simplify an expression or an equation using addition and subtraction of the coefficients of terms
  3. 7. of zero the product of any number and 0 is equal to 0
  4. 8. a number and its opposite are additive inverses of each other
  5. 9. is a collection of objects or numbers that is often shown in braces
  6. 13. quantities being multiplied
  7. 14. is a set of numbers from which replacements for variables may be chosen
  8. 15. a constant or variable in an expression
  9. 18. a quantity may be substituted for its equal in any expression
  10. 19. if one quantity equals a second quantity, and the second quantity equals a third quantity, then the first quantity equals the third quantity
  11. 21. any quantity is equal to itself
  12. 22. if one quantity equals a second quantity, then the second quantity equals the first
  13. 23. the sum of any number and 0 is equal to the number
Down
  1. 1. expressions that represent the same number
  2. 4. two numbers whose product is 1
  3. 5. it allows you to multiply a single term and two or more terms inside a set of parentheses
  4. 6. the numerical factor of a term
  5. 7. the product of any number and 1 is equal to the number
  6. 10. a mathematical statement that contains algebraic expressions and symbols
  7. 11. an open sentence that contains an equals sign =
  8. 12. the way you group three or more numbers when adding or multiplying does not change their sum or product
  9. 16. the order in which you add or multiply numbers does not change their sum or product
  10. 17. a symbol used to represent an unspecified number(s) or value(s)
  11. 20. an expression that contains more than one operation and a combination of numbers