Whole Numbers Integers

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1234567891011121314151617
Across
  1. 1. Mathematician that discovered way to calculate lengths in right-angled triangls
  2. 3. Repeated addition
  3. 7. Division by zero
  4. 11. number multiplied by itself
  5. 12. Law of swopping position of integers for addition and multiplication
  6. 13. number that cannot be written as a common fraction
  7. 14. Number that is only divisible by one and itself
  8. 15. number that can divide into another number leaving no remainder
  9. 17. number multiplied by itself thrice
Down
  1. 2. Longest side in a right-angled triangle
  2. 4. Law of regrouping integers
  3. 5. decimals that do not end (repeat forever)
  4. 6. decimals that end (finite)
  5. 8. Repeated subtraction
  6. 9. set of all positive and negative whole numbers
  7. 10. Law of removing the braces in expressions
  8. 16. number that can be represented by symbol Q