Crossword puzzle

12345678910111213141516171819
Across
  1. 1. a number next to the number after zero.
  2. 3. a hours is equal to 60 minutes
  3. 6. would probably happen
  4. 8. is how big or small you are
  5. 9. is the currency in the U.S.
  6. 11. a time change
  7. 12. 30-31 days
  8. 13. numbers that describe quantities 8
  9. 15. a number in a number system
  10. 18. the number of the total sum size or extent
  11. 19. a number
Down
  1. 2. a mathematical statement that has equal signs
  2. 4. a number which multiplies a variable
  3. 5. labels that identify categories on a graph
  4. 7. a unit for measuring mass or weight.
  5. 10. is compared by two values of the same kind
  6. 12. unit for measuring length.
  7. 14. A weighing device .
  8. 16. the currency in the UK
  9. 17. the amount borrowed