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