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