Rational Numbers Vocabulary

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Across
  1. 5. a value for a variable that makes an equation true
  2. 6. to "plug in" a value for a variable in an algebraic expression, then simplify
  3. 8. a letter or symbol that stands for an unknown number
  4. 11. a value that can be divided evenly into another, with no remainder
  5. 14. branch of math that involves using variables for unknown quantities
  6. 16. an operation that undoes another
  7. 19. operation in which a number is multiplied by itself a certain number of times
  8. 20. a number on its own, not being multiplied by a variable
  9. 21. a math statement containing numbers, variables, and operations, with an = sign
  10. 22. mathematical terms with the same variable(s) being raised to the same power; can be added or subtracted to each other
  11. 23. a math statement containing numbers, variables, and operations, with one of these signs: < > ≤ ≥
Down
  1. 1. math symbol ≤
  2. 2. the sequence in which we simplify the operations in an expression
  3. 3. math symbol ≥
  4. 4. a number being multiplied by a variable
  5. 7. describes expressions that simplify to the same value
  6. 9. a math statement containing numbers, variables, and operations; no = sign
  7. 10. math symbol ≠
  8. 12. a combination of numbers, variables, or both; separated by + and - signs in an expression
  9. 13. the ________ property states that a number on the outside of a parenthetical expression must be multiplied by all terms inside
  10. 15. math symbol <
  11. 17. math symbol =
  12. 18. math symbol >