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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 87 · 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. 1.85² =
  2. 2.155² =
  3. 3.175² =
  4. 4.105² =
  5. 5.85² =
  6. 6.115² =
  7. 7.185² =
  8. 8.195² =
  9. 9.15² =
  10. 10.115² =
  11. 11.25² =
  12. 12.195² =
  13. 13.135² =
  14. 14.105² =
  15. 15.195² =
  16. 16.145² =
  17. 17.45² =
  18. 18.15² =
  19. 19.115² =
  20. 20.15² =
  21. 21.65² =
  22. 22.15² =
  23. 23.15² =
  24. 24.95² =
  25. 25.65² =
  26. 26.145² =
  27. 27.85² =
  28. 28.35² =
  29. 29.165² =
  30. 30.25² =
  31. 31.65² =
  32. 32.125² =
  33. 33.75² =
  34. 34.155² =
  35. 35.25² =
  36. 36.155² =
  37. 37.115² =
  38. 38.105² =
  39. 39.185² =
  40. 40.125² =

Answer key

  1. 7225
  2. 24025
  3. 30625
  4. 11025
  5. 7225
  6. 13225
  7. 34225
  8. 38025
  9. 225
  10. 13225
  11. 625
  12. 38025
  13. 18225
  14. 11025
  15. 38025
  16. 21025
  17. 2025
  18. 225
  19. 13225
  20. 225
  21. 4225
  22. 225
  23. 225
  24. 9025
  25. 4225
  26. 21025
  27. 7225
  28. 1225
  29. 27225
  30. 625
  31. 4225
  32. 15625
  33. 5625
  34. 24025
  35. 625
  36. 24025
  37. 13225
  38. 11025
  39. 34225
  40. 15625

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