Numbers

12345678910111213141516171819
Across
  1. 1. - The number twenty, often used in historical contexts.
  2. 3. - A number that represents a part of a whole.
  3. 5. - The number equivalent to a million millions.
  4. 8. - The number equivalent to a thousand thousands.
  5. 10. - The number that represents nothing or absence.
  6. 11. - Twice the amount or size.
  7. 13. - The number equivalent to ten hundreds.
  8. 14. - The number equivalent to a thousand trillions.
  9. 15. - A set of two items or people.
  10. 16. - The number equivalent to a thousand millions.
  11. 18. - A number multiplied by itself, resulting in a square number.
  12. 19. - A group of twelve items.
Down
  1. 2. - A number that is divisible by two.
  2. 4. - Three times the amount or size.
  3. 6. - The number equivalent to ten tens.
  4. 7. - A period of ten years.
  5. 9. - A period of one hundred years.
  6. 12. - The number equivalent to a million trillions.
  7. 15. - A number that is only divisible by itself and one.
  8. 17. - A number that is not divisible by two.