algebra 1

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Across
  1. 2. an expression used to calculate a desired result, such as a formula to find volume or a formula to count combinations
  2. 6. makes a negative number positive.
  3. 7. the number part in front of the non-numerical symbol(s) in an algebraic expression, signifying multiplication
  4. 10. expressions that are multiplied together
  5. 11. a term or expression with no variables.
  6. 12. addition
  7. 13. subtraction
  8. 15. a number whose value never changes
  9. 16. a symbol that stands for an unknown quantity
  10. 17. the length of the boundary around a shape or a figure
  11. 18. opposite numbers are the two numbers
  12. 20. value magnitude of a number regardless of its sign
Down
  1. 1. division
  2. 3. multiplication
  3. 4. an operation in which the outcome is independent of the grouping of the symbols and numbers involved
  4. 5. a mathematical sentence built from expressions using one or more equal signs
  5. 8. an operation that is independent of the order of the numbers or symbols concerned
  6. 9. any whole number and/or the additive inverse of a whole number is an integer
  7. 14. a number related to another in such a way that when these two numbers are multiplied together their product is 1
  8. 19. find all solutions to an equation, inequality, or a system of equations and/or inequalities.