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