Expressions and Equations

1234567891011121314151617181920
Across
  1. 2. a math sentence with an equal sign
  2. 3. how much or how many
  3. 5. math phrase including numbers and operations
  4. 7. written out without () or exponents
  5. 10. in agreement with all of the facts
  6. 11. letter or symbol that represents a number
  7. 13. equal to itself
  8. 14. not agreeing with the truth
  9. 15. multiplying a sum by a number
  10. 16. parts of an expression separated by + or - signs
  11. 18. a math sentence comparing two amounts
  12. 20. values that are multiplied to get a product
Down
  1. 1. equal in value
  2. 4. a comparison of values
  3. 6. values of the variable that satisfy all equations and/or inequalities
  4. 8. common way of writing a number
  5. 9. numbers, variables, and/or operations
  6. 12. a number multiplied by a variable
  7. 17. the value of a variable that makes the equation true
  8. 19. a value that does not change