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