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