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