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