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