Maths

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Across
  1. 2. Numbers are those which are greater than zero
  2. 5. A quantity or amount
  3. 7. All positive integers from 1 to infinity
  4. 10. A number that when multiplied by itself produces the original numbe
  5. 11. Number that can be written as a fraction
  6. 12. a number from zero to infinity that does not include any decimals or fractions.
  7. 13. A whole number
Down
  1. 1. With the subtraction of
  2. 3. "without end"
  3. 4. A numerical quantity that is not a whole number
  4. 6. Convey (a thought or feeling) in words
  5. 8. Equivalent to the sum of one and one
  6. 9. Not Imaginary Number