Leonardo Fibonacci puzzle

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Across
  1. 2. When Fibonacci was born (hint:It's a number year)
  2. 5. His full name
  3. 6. Leonardo Fibonacci was the _____ european to work on Indian and Arabian mathematics.
  4. 9. Where he was educated
  5. 12. The country he was born in
  6. 13. His father's occupation
  7. 15. His occupation
  8. 17. First Name
  9. 19. did he go to school
  10. 20. His father's name
Down
  1. 1. When Fibonacci died (hint:It's a number year)
  2. 2. When Fibonacci ended his travels (hint:It's a number year)
  3. 3. Last name
  4. 4. The city where he was born
  5. 7. What did Fibonacci do with his father
  6. 8. What Fibonacci helped improve
  7. 10. What he was educated on
  8. 11. The language he spoke
  9. 14. Most of his personal life is _____.
  10. 16. where he lived as a child
  11. 18. Continent he was born in