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