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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 514 · 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. 1.175² =
  2. 2.105² =
  3. 3.25² =
  4. 4.65² =
  5. 5.115² =
  6. 6.165² =
  7. 7.45² =
  8. 8.125² =
  9. 9.75² =
  10. 10.145² =
  11. 11.95² =
  12. 12.185² =
  13. 13.125² =
  14. 14.25² =
  15. 15.165² =
  16. 16.125² =
  17. 17.135² =
  18. 18.25² =
  19. 19.175² =
  20. 20.65² =
  21. 21.175² =
  22. 22.45² =
  23. 23.135² =
  24. 24.15² =
  25. 25.25² =
  26. 26.65² =
  27. 27.165² =
  28. 28.75² =
  29. 29.195² =
  30. 30.65² =
  31. 31.135² =
  32. 32.145² =
  33. 33.105² =
  34. 34.95² =
  35. 35.35² =
  36. 36.135² =
  37. 37.155² =
  38. 38.45² =
  39. 39.25² =
  40. 40.165² =

Answer key

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

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