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