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