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