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