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