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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 6 · 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. 2.145² =
  3. 3.25² =
  4. 4.155² =
  5. 5.15² =
  6. 6.45² =
  7. 7.135² =
  8. 8.185² =
  9. 9.195² =
  10. 10.195² =
  11. 11.85² =
  12. 12.75² =
  13. 13.75² =
  14. 14.175² =
  15. 15.175² =
  16. 16.25² =
  17. 17.175² =
  18. 18.95² =
  19. 19.145² =
  20. 20.185² =
  21. 21.135² =
  22. 22.65² =
  23. 23.115² =
  24. 24.45² =
  25. 25.135² =
  26. 26.25² =
  27. 27.95² =
  28. 28.25² =
  29. 29.25² =
  30. 30.45² =
  31. 31.105² =
  32. 32.175² =
  33. 33.35² =
  34. 34.85² =
  35. 35.135² =
  36. 36.185² =
  37. 37.125² =
  38. 38.155² =
  39. 39.65² =
  40. 40.95² =

Answer key

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

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