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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 664 · 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. 1.155² =
  2. 2.145² =
  3. 3.75² =
  4. 4.45² =
  5. 5.175² =
  6. 6.85² =
  7. 7.175² =
  8. 8.35² =
  9. 9.135² =
  10. 10.45² =
  11. 11.75² =
  12. 12.45² =
  13. 13.175² =
  14. 14.55² =
  15. 15.165² =
  16. 16.15² =
  17. 17.115² =
  18. 18.165² =
  19. 19.95² =
  20. 20.105² =
  21. 21.55² =
  22. 22.195² =
  23. 23.65² =
  24. 24.55² =
  25. 25.115² =
  26. 26.165² =
  27. 27.105² =
  28. 28.45² =
  29. 29.105² =
  30. 30.135² =
  31. 31.15² =
  32. 32.95² =
  33. 33.65² =
  34. 34.125² =
  35. 35.15² =
  36. 36.125² =
  37. 37.135² =
  38. 38.185² =
  39. 39.55² =
  40. 40.155² =

Answer key

  1. 24025
  2. 21025
  3. 5625
  4. 2025
  5. 30625
  6. 7225
  7. 30625
  8. 1225
  9. 18225
  10. 2025
  11. 5625
  12. 2025
  13. 30625
  14. 3025
  15. 27225
  16. 225
  17. 13225
  18. 27225
  19. 9025
  20. 11025
  21. 3025
  22. 38025
  23. 4225
  24. 3025
  25. 13225
  26. 27225
  27. 11025
  28. 2025
  29. 11025
  30. 18225
  31. 225
  32. 9025
  33. 4225
  34. 15625
  35. 225
  36. 15625
  37. 18225
  38. 34225
  39. 3025
  40. 24025

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