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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 480 · 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. 1.15² =
  2. 2.125² =
  3. 3.85² =
  4. 4.25² =
  5. 5.85² =
  6. 6.145² =
  7. 7.55² =
  8. 8.145² =
  9. 9.75² =
  10. 10.145² =
  11. 11.95² =
  12. 12.145² =
  13. 13.115² =
  14. 14.35² =
  15. 15.175² =
  16. 16.105² =
  17. 17.125² =
  18. 18.145² =
  19. 19.145² =
  20. 20.35² =
  21. 21.145² =
  22. 22.55² =
  23. 23.25² =
  24. 24.145² =
  25. 25.135² =
  26. 26.75² =
  27. 27.95² =
  28. 28.185² =
  29. 29.55² =
  30. 30.55² =
  31. 31.25² =
  32. 32.155² =
  33. 33.25² =
  34. 34.85² =
  35. 35.125² =
  36. 36.85² =
  37. 37.185² =
  38. 38.105² =
  39. 39.95² =
  40. 40.35² =

Answer key

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

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