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