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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 681 · 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. 1.125² =
  2. 2.55² =
  3. 3.195² =
  4. 4.75² =
  5. 5.135² =
  6. 6.15² =
  7. 7.15² =
  8. 8.65² =
  9. 9.75² =
  10. 10.175² =
  11. 11.95² =
  12. 12.65² =
  13. 13.25² =
  14. 14.55² =
  15. 15.175² =
  16. 16.75² =
  17. 17.145² =
  18. 18.165² =
  19. 19.155² =
  20. 20.195² =
  21. 21.175² =
  22. 22.185² =
  23. 23.45² =
  24. 24.15² =
  25. 25.85² =
  26. 26.75² =
  27. 27.115² =
  28. 28.195² =
  29. 29.105² =
  30. 30.35² =
  31. 31.55² =
  32. 32.175² =
  33. 33.115² =
  34. 34.185² =
  35. 35.15² =
  36. 36.15² =
  37. 37.95² =
  38. 38.165² =
  39. 39.45² =
  40. 40.35² =

Answer key

  1. 15625
  2. 3025
  3. 38025
  4. 5625
  5. 18225
  6. 225
  7. 225
  8. 4225
  9. 5625
  10. 30625
  11. 9025
  12. 4225
  13. 625
  14. 3025
  15. 30625
  16. 5625
  17. 21025
  18. 27225
  19. 24025
  20. 38025
  21. 30625
  22. 34225
  23. 2025
  24. 225
  25. 7225
  26. 5625
  27. 13225
  28. 38025
  29. 11025
  30. 1225
  31. 3025
  32. 30625
  33. 13225
  34. 34225
  35. 225
  36. 225
  37. 9025
  38. 27225
  39. 2025
  40. 1225

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