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