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