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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 497 · 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. 1.25² =
  2. 2.145² =
  3. 3.105² =
  4. 4.85² =
  5. 5.15² =
  6. 6.135² =
  7. 7.165² =
  8. 8.15² =
  9. 9.45² =
  10. 10.15² =
  11. 11.15² =
  12. 12.25² =
  13. 13.75² =
  14. 14.185² =
  15. 15.165² =
  16. 16.35² =
  17. 17.135² =
  18. 18.165² =
  19. 19.135² =
  20. 20.65² =
  21. 21.65² =
  22. 22.95² =
  23. 23.25² =
  24. 24.155² =
  25. 25.145² =
  26. 26.45² =
  27. 27.185² =
  28. 28.155² =
  29. 29.195² =
  30. 30.35² =
  31. 31.135² =
  32. 32.175² =
  33. 33.85² =
  34. 34.75² =
  35. 35.135² =
  36. 36.155² =
  37. 37.25² =
  38. 38.85² =
  39. 39.55² =
  40. 40.175² =

Answer key

  1. 625
  2. 21025
  3. 11025
  4. 7225
  5. 225
  6. 18225
  7. 27225
  8. 225
  9. 2025
  10. 225
  11. 225
  12. 625
  13. 5625
  14. 34225
  15. 27225
  16. 1225
  17. 18225
  18. 27225
  19. 18225
  20. 4225
  21. 4225
  22. 9025
  23. 625
  24. 24025
  25. 21025
  26. 2025
  27. 34225
  28. 24025
  29. 38025
  30. 1225
  31. 18225
  32. 30625
  33. 7225
  34. 5625
  35. 18225
  36. 24025
  37. 625
  38. 7225
  39. 3025
  40. 30625

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