프라임 & 컴포지트 워크시트

4학년 — 6학년에 권장됨

새 워크시트

프라임 & 컴포지트 워크시트

이름: ____________________날짜: ____________

지침: 소수와 합성수를 식별하고 소인수분해를 작성합니다.

20 문제

  1. Prime numbers in {13, 15, 7, 8, 2, 5} → ______
  2. Prime numbers in {9, 5, 8, 15, 23, 19} → ______
  3. Prime numbers in {13, 25, 17, 19, 7, 23} → ______
  4. Prime numbers in {12, 11, 5, 9, 27, 25} → ______
  5. Prime numbers in {5, 23, 27, 11, 2, 3} → ______
  6. Prime numbers in {5, 27, 9, 3, 19, 15} → ______
  7. Prime numbers in {21, 2, 27, 25, 29, 8} → ______
  8. Prime numbers in {27, 8, 11, 3, 13, 21} → ______
  9. Prime numbers in {3, 15, 17, 25, 27, 19} → ______
  10. Prime numbers in {23, 21, 17, 2, 9, 19} → ______
  11. Prime numbers in {27, 13, 19, 3, 23, 15} → ______
  12. Prime numbers in {23, 27, 15, 29, 19, 7} → ______
  13. Prime numbers in {15, 21, 2, 8, 17, 23} → ______
  14. Prime numbers in {11, 9, 12, 13, 17, 23} → ______
  15. Prime numbers in {21, 2, 5, 8, 3, 7} → ______
  16. Prime numbers in {11, 3, 15, 5, 8, 17} → ______
  17. Prime numbers in {27, 17, 7, 8, 19, 15} → ______
  18. Prime numbers in {5, 11, 27, 12, 25, 21} → ______
  19. Prime numbers in {29, 21, 19, 13, 5, 11} → ______
  20. Prime numbers in {15, 8, 13, 19, 9, 12} → ______