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