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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 617 · 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. 1.155² =
  2. 2.65² =
  3. 3.135² =
  4. 4.25² =
  5. 5.95² =
  6. 6.145² =
  7. 7.95² =
  8. 8.65² =
  9. 9.25² =
  10. 10.35² =
  11. 11.185² =
  12. 12.85² =
  13. 13.35² =
  14. 14.115² =
  15. 15.15² =
  16. 16.65² =
  17. 17.165² =
  18. 18.155² =
  19. 19.175² =
  20. 20.45² =
  21. 21.85² =
  22. 22.175² =
  23. 23.45² =
  24. 24.135² =
  25. 25.115² =
  26. 26.95² =
  27. 27.125² =
  28. 28.55² =
  29. 29.45² =
  30. 30.135² =
  31. 31.45² =
  32. 32.185² =
  33. 33.85² =
  34. 34.155² =
  35. 35.195² =
  36. 36.25² =
  37. 37.105² =
  38. 38.35² =
  39. 39.165² =
  40. 40.185² =

Answer key

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

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