crosswork choice board

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Across
  1. 4. a chart where there is little squares
  2. 8. a number where there is a numorator and a denominator
  3. 9. a single unit of somthing
  4. 10. when you have to add all the sides up
  5. 13. a straight line
  6. 14. where somthing goes forever
  7. 15. adding 2 things together
  8. 19. where something starts
  9. 20. the bottom number in a fraction
Down
  1. 1. where 2 things are going the same way
  2. 2. the top number in a fracction
  3. 3. when you multiply 2 numbers
  4. 5. equal amount of somthing
  5. 6. when you subtract 2 numbers
  6. 7. when there is the same number
  7. 11. a fraction of somthing
  8. 12. single of somthing
  9. 16. the point in between money
  10. 17. when you divide 2 numbers
  11. 18. when you multiply lenghth time width