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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 257 · 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. 1.105² =
  2. 2.155² =
  3. 3.165² =
  4. 4.105² =
  5. 5.85² =
  6. 6.105² =
  7. 7.25² =
  8. 8.105² =
  9. 9.105² =
  10. 10.65² =
  11. 11.25² =
  12. 12.45² =
  13. 13.35² =
  14. 14.25² =
  15. 15.145² =
  16. 16.175² =
  17. 17.185² =
  18. 18.125² =
  19. 19.175² =
  20. 20.155² =
  21. 21.15² =
  22. 22.175² =
  23. 23.195² =
  24. 24.155² =
  25. 25.165² =
  26. 26.55² =
  27. 27.55² =
  28. 28.45² =
  29. 29.105² =
  30. 30.25² =
  31. 31.105² =
  32. 32.65² =
  33. 33.165² =
  34. 34.175² =
  35. 35.15² =
  36. 36.45² =
  37. 37.125² =
  38. 38.125² =
  39. 39.35² =
  40. 40.145² =

Answer key

  1. 11025
  2. 24025
  3. 27225
  4. 11025
  5. 7225
  6. 11025
  7. 625
  8. 11025
  9. 11025
  10. 4225
  11. 625
  12. 2025
  13. 1225
  14. 625
  15. 21025
  16. 30625
  17. 34225
  18. 15625
  19. 30625
  20. 24025
  21. 225
  22. 30625
  23. 38025
  24. 24025
  25. 27225
  26. 3025
  27. 3025
  28. 2025
  29. 11025
  30. 625
  31. 11025
  32. 4225
  33. 27225
  34. 30625
  35. 225
  36. 2025
  37. 15625
  38. 15625
  39. 1225
  40. 21025

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