Primo e composito Worksheet

Recommended for 4° grado — 6° grado

New Worksheet

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