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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 589 · 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. 1.15² =
  2. 2.115² =
  3. 3.15² =
  4. 4.165² =
  5. 5.115² =
  6. 6.155² =
  7. 7.75² =
  8. 8.75² =
  9. 9.25² =
  10. 10.85² =
  11. 11.185² =
  12. 12.95² =
  13. 13.175² =
  14. 14.45² =
  15. 15.155² =
  16. 16.165² =
  17. 17.15² =
  18. 18.75² =
  19. 19.75² =
  20. 20.135² =
  21. 21.25² =
  22. 22.125² =
  23. 23.95² =
  24. 24.65² =
  25. 25.115² =
  26. 26.35² =
  27. 27.105² =
  28. 28.105² =
  29. 29.15² =
  30. 30.195² =
  31. 31.85² =
  32. 32.175² =
  33. 33.155² =
  34. 34.65² =
  35. 35.45² =
  36. 36.135² =
  37. 37.15² =
  38. 38.125² =
  39. 39.165² =
  40. 40.85² =

Answer key

  1. 225
  2. 13225
  3. 225
  4. 27225
  5. 13225
  6. 24025
  7. 5625
  8. 5625
  9. 625
  10. 7225
  11. 34225
  12. 9025
  13. 30625
  14. 2025
  15. 24025
  16. 27225
  17. 225
  18. 5625
  19. 5625
  20. 18225
  21. 625
  22. 15625
  23. 9025
  24. 4225
  25. 13225
  26. 1225
  27. 11025
  28. 11025
  29. 225
  30. 38025
  31. 7225
  32. 30625
  33. 24025
  34. 4225
  35. 2025
  36. 18225
  37. 225
  38. 15625
  39. 27225
  40. 7225

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