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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 460 · 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. 1.145² =
  2. 2.155² =
  3. 3.65² =
  4. 4.25² =
  5. 5.155² =
  6. 6.55² =
  7. 7.185² =
  8. 8.165² =
  9. 9.85² =
  10. 10.25² =
  11. 11.15² =
  12. 12.55² =
  13. 13.55² =
  14. 14.65² =
  15. 15.135² =
  16. 16.185² =
  17. 17.185² =
  18. 18.25² =
  19. 19.105² =
  20. 20.135² =
  21. 21.145² =
  22. 22.85² =
  23. 23.85² =
  24. 24.125² =
  25. 25.15² =
  26. 26.135² =
  27. 27.65² =
  28. 28.155² =
  29. 29.25² =
  30. 30.185² =
  31. 31.145² =
  32. 32.25² =
  33. 33.175² =
  34. 34.25² =
  35. 35.145² =
  36. 36.125² =
  37. 37.175² =
  38. 38.175² =
  39. 39.75² =
  40. 40.85² =

Answer key

  1. 21025
  2. 24025
  3. 4225
  4. 625
  5. 24025
  6. 3025
  7. 34225
  8. 27225
  9. 7225
  10. 625
  11. 225
  12. 3025
  13. 3025
  14. 4225
  15. 18225
  16. 34225
  17. 34225
  18. 625
  19. 11025
  20. 18225
  21. 21025
  22. 7225
  23. 7225
  24. 15625
  25. 225
  26. 18225
  27. 4225
  28. 24025
  29. 625
  30. 34225
  31. 21025
  32. 625
  33. 30625
  34. 625
  35. 21025
  36. 15625
  37. 30625
  38. 30625
  39. 5625
  40. 7225

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