Max F and George puzzle

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Across
  1. 2. to subtract
  2. 3. a ratio that compares two quantities that have different units
  3. 4. means a number way more then the others by a lot
  4. 5. all numbers added up and divided by how much numbers there were
  5. 7. the number that is multiplied by the algebraic expression
  6. 8. Please excuse my dear aunt sally.
  7. 10. multiplying the number in the question by the same number
  8. 12. is a ratio that compares a number to 100
  9. 13. something that is unchangeable
  10. 16. a quantity that may change within the context of a mathematical problem or experiment
  11. 17. 1 divided by the number in the question
  12. 18. the number that happens the most
  13. 20. are a term with the same variables raised to the same exponents
Down
  1. 1. an expression that contains only numbers and operations
  2. 6. is a rate in which two quantities are equal
  3. 9. the left over number in a division problem
  4. 11. The number of times a data value occurs
  5. 14. the result of adding two or more numbers
  6. 15. means to find the value of a numerical or algebraic expression
  7. 19. a number that consists of a whole and a fractional part