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