Prime & Composite Bảng tính

Được đề xuất cho lớp 4 — lớp 6

Bảng tính mới

Prime & Composite Bảng tính

Tên: ____________________Ngày: ____________

Hướng dẫn: Nhận biết số nguyên tố, hợp số và viết phân tích thành thừa số nguyên tố.

20 vấn đề

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