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