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