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