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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 239 · 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. 3.105² =
  4. 4.35² =
  5. 5.125² =
  6. 6.25² =
  7. 7.115² =
  8. 8.175² =
  9. 9.95² =
  10. 10.115² =
  11. 11.155² =
  12. 12.35² =
  13. 13.75² =
  14. 14.15² =
  15. 15.45² =
  16. 16.155² =
  17. 17.25² =
  18. 18.45² =
  19. 19.105² =
  20. 20.105² =
  21. 21.165² =
  22. 22.155² =
  23. 23.155² =
  24. 24.125² =
  25. 25.175² =
  26. 26.55² =
  27. 27.95² =
  28. 28.165² =
  29. 29.95² =
  30. 30.85² =
  31. 31.55² =
  32. 32.45² =
  33. 33.175² =
  34. 34.165² =
  35. 35.105² =
  36. 36.45² =
  37. 37.165² =
  38. 38.55² =
  39. 39.85² =
  40. 40.195² =

Answer key

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

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