Primo e composito Worksheet

Recommended for 4° grado — 6° grado

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Primo e composito Worksheet

Nome: ____________________Date: ____________

Instructions: Identificazione dei numeri primi e compositi e scrittura delle fattorizzazioni prime.

20 problems

  1. Prime numbers in {13, 23, 27, 15, 3, 11} → ______
  2. Prime numbers in {12, 3, 9, 2, 11, 25} → ______
  3. Prime numbers in {17, 23, 3, 29, 21, 8} → ______
  4. Prime numbers in {21, 17, 7, 12, 19, 13} → ______
  5. Prime numbers in {9, 11, 15, 8, 2, 27} → ______
  6. Prime numbers in {3, 21, 15, 7, 8, 23} → ______
  7. Prime numbers in {5, 29, 19, 3, 8, 9} → ______
  8. Prime numbers in {9, 11, 19, 13, 29, 5} → ______
  9. Prime numbers in {3, 8, 23, 9, 2, 11} → ______
  10. Prime numbers in {9, 27, 19, 29, 2, 25} → ______
  11. Prime numbers in {5, 21, 19, 3, 23, 9} → ______
  12. Prime numbers in {2, 29, 17, 13, 12, 23} → ______
  13. Prime numbers in {21, 27, 3, 19, 5, 9} → ______
  14. Prime numbers in {27, 25, 5, 2, 7, 12} → ______
  15. Prime numbers in {13, 12, 23, 17, 21, 29} → ______
  16. Prime numbers in {2, 25, 21, 13, 7, 19} → ______
  17. Prime numbers in {3, 13, 23, 5, 17, 8} → ______
  18. Prime numbers in {17, 23, 9, 11, 12, 2} → ______
  19. Prime numbers in {19, 2, 3, 29, 17, 9} → ______
  20. Prime numbers in {2, 29, 9, 7, 21, 13} → ______
Primo e composito Worksheet — Free Printable with Answer Key | WaffleMath