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