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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 459 · 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. 2.15² =
  3. 3.45² =
  4. 4.35² =
  5. 5.195² =
  6. 6.135² =
  7. 7.105² =
  8. 8.155² =
  9. 9.175² =
  10. 10.55² =
  11. 11.115² =
  12. 12.115² =
  13. 13.105² =
  14. 14.95² =
  15. 15.165² =
  16. 16.35² =
  17. 17.175² =
  18. 18.195² =
  19. 19.55² =
  20. 20.55² =
  21. 21.95² =
  22. 22.25² =
  23. 23.155² =
  24. 24.65² =
  25. 25.155² =
  26. 26.155² =
  27. 27.135² =
  28. 28.175² =
  29. 29.115² =
  30. 30.155² =
  31. 31.195² =
  32. 32.105² =
  33. 33.125² =
  34. 34.25² =
  35. 35.85² =
  36. 36.195² =
  37. 37.55² =
  38. 38.85² =
  39. 39.35² =
  40. 40.95² =

Answer key

  1. 225
  2. 225
  3. 2025
  4. 1225
  5. 38025
  6. 18225
  7. 11025
  8. 24025
  9. 30625
  10. 3025
  11. 13225
  12. 13225
  13. 11025
  14. 9025
  15. 27225
  16. 1225
  17. 30625
  18. 38025
  19. 3025
  20. 3025
  21. 9025
  22. 625
  23. 24025
  24. 4225
  25. 24025
  26. 24025
  27. 18225
  28. 30625
  29. 13225
  30. 24025
  31. 38025
  32. 11025
  33. 15625
  34. 625
  35. 7225
  36. 38025
  37. 3025
  38. 7225
  39. 1225
  40. 9025

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