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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 582 · 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. 1.75² =
  2. 2.45² =
  3. 3.55² =
  4. 4.155² =
  5. 5.85² =
  6. 6.135² =
  7. 7.135² =
  8. 8.65² =
  9. 9.65² =
  10. 10.125² =
  11. 11.175² =
  12. 12.195² =
  13. 13.175² =
  14. 14.175² =
  15. 15.175² =
  16. 16.185² =
  17. 17.105² =
  18. 18.25² =
  19. 19.85² =
  20. 20.65² =
  21. 21.175² =
  22. 22.85² =
  23. 23.35² =
  24. 24.115² =
  25. 25.125² =
  26. 26.115² =
  27. 27.55² =
  28. 28.115² =
  29. 29.55² =
  30. 30.35² =
  31. 31.95² =
  32. 32.65² =
  33. 33.35² =
  34. 34.185² =
  35. 35.15² =
  36. 36.25² =
  37. 37.185² =
  38. 38.25² =
  39. 39.155² =
  40. 40.75² =

Answer key

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

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