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