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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 603 · 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. 1.165² =
  2. 2.15² =
  3. 3.95² =
  4. 4.165² =
  5. 5.85² =
  6. 6.75² =
  7. 7.135² =
  8. 8.45² =
  9. 9.135² =
  10. 10.175² =
  11. 11.135² =
  12. 12.145² =
  13. 13.175² =
  14. 14.145² =
  15. 15.25² =
  16. 16.35² =
  17. 17.25² =
  18. 18.165² =
  19. 19.175² =
  20. 20.155² =
  21. 21.145² =
  22. 22.65² =
  23. 23.135² =
  24. 24.75² =
  25. 25.195² =
  26. 26.55² =
  27. 27.35² =
  28. 28.145² =
  29. 29.135² =
  30. 30.105² =
  31. 31.45² =
  32. 32.75² =
  33. 33.115² =
  34. 34.105² =
  35. 35.15² =
  36. 36.15² =
  37. 37.135² =
  38. 38.115² =
  39. 39.145² =
  40. 40.85² =

Answer key

  1. 27225
  2. 225
  3. 9025
  4. 27225
  5. 7225
  6. 5625
  7. 18225
  8. 2025
  9. 18225
  10. 30625
  11. 18225
  12. 21025
  13. 30625
  14. 21025
  15. 625
  16. 1225
  17. 625
  18. 27225
  19. 30625
  20. 24025
  21. 21025
  22. 4225
  23. 18225
  24. 5625
  25. 38025
  26. 3025
  27. 1225
  28. 21025
  29. 18225
  30. 11025
  31. 2025
  32. 5625
  33. 13225
  34. 11025
  35. 225
  36. 225
  37. 18225
  38. 13225
  39. 21025
  40. 7225

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