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