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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 581 · 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. 1.105² =
  2. 2.45² =
  3. 3.185² =
  4. 4.105² =
  5. 5.55² =
  6. 6.85² =
  7. 7.35² =
  8. 8.185² =
  9. 9.55² =
  10. 10.185² =
  11. 11.175² =
  12. 12.85² =
  13. 13.25² =
  14. 14.75² =
  15. 15.35² =
  16. 16.75² =
  17. 17.145² =
  18. 18.155² =
  19. 19.75² =
  20. 20.55² =
  21. 21.135² =
  22. 22.15² =
  23. 23.125² =
  24. 24.115² =
  25. 25.45² =
  26. 26.25² =
  27. 27.195² =
  28. 28.125² =
  29. 29.105² =
  30. 30.175² =
  31. 31.145² =
  32. 32.195² =
  33. 33.45² =
  34. 34.75² =
  35. 35.15² =
  36. 36.145² =
  37. 37.55² =
  38. 38.35² =
  39. 39.135² =
  40. 40.195² =

Answer key

  1. 11025
  2. 2025
  3. 34225
  4. 11025
  5. 3025
  6. 7225
  7. 1225
  8. 34225
  9. 3025
  10. 34225
  11. 30625
  12. 7225
  13. 625
  14. 5625
  15. 1225
  16. 5625
  17. 21025
  18. 24025
  19. 5625
  20. 3025
  21. 18225
  22. 225
  23. 15625
  24. 13225
  25. 2025
  26. 625
  27. 38025
  28. 15625
  29. 11025
  30. 30625
  31. 21025
  32. 38025
  33. 2025
  34. 5625
  35. 225
  36. 21025
  37. 3025
  38. 1225
  39. 18225
  40. 38025

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