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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 677 · 40 sums
TalentJR

The trick (Ekadhikena Purvena): Take the part before the 5 — call it t. Multiply t by the next number: t × (t + 1). Write 25 after it.

NameDateTime takenScore ___ / 40
  1. 1.45² =
  2. 2.65² =
  3. 3.165² =
  4. 4.35² =
  5. 5.75² =
  6. 6.145² =
  7. 7.105² =
  8. 8.125² =
  9. 9.75² =
  10. 10.145² =
  11. 11.65² =
  12. 12.85² =
  13. 13.165² =
  14. 14.45² =
  15. 15.65² =
  16. 16.35² =
  17. 17.135² =
  18. 18.65² =
  19. 19.125² =
  20. 20.75² =
  21. 21.115² =
  22. 22.65² =
  23. 23.185² =
  24. 24.75² =
  25. 25.55² =
  26. 26.195² =
  27. 27.45² =
  28. 28.175² =
  29. 29.145² =
  30. 30.115² =
  31. 31.105² =
  32. 32.65² =
  33. 33.105² =
  34. 34.185² =
  35. 35.95² =
  36. 36.45² =
  37. 37.35² =
  38. 38.165² =
  39. 39.35² =
  40. 40.125² =

Answer key

  1. 2025
  2. 4225
  3. 27225
  4. 1225
  5. 5625
  6. 21025
  7. 11025
  8. 15625
  9. 5625
  10. 21025
  11. 4225
  12. 7225
  13. 27225
  14. 2025
  15. 4225
  16. 1225
  17. 18225
  18. 4225
  19. 15625
  20. 5625
  21. 13225
  22. 4225
  23. 34225
  24. 5625
  25. 3025
  26. 38025
  27. 2025
  28. 30625
  29. 21025
  30. 13225
  31. 11025
  32. 4225
  33. 11025
  34. 34225
  35. 9025
  36. 2025
  37. 1225
  38. 27225
  39. 1225
  40. 15625

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