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