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