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