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