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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 690 · 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. 1.135² =
  2. 2.95² =
  3. 3.165² =
  4. 4.65² =
  5. 5.115² =
  6. 6.105² =
  7. 7.165² =
  8. 8.45² =
  9. 9.35² =
  10. 10.155² =
  11. 11.15² =
  12. 12.125² =
  13. 13.165² =
  14. 14.195² =
  15. 15.45² =
  16. 16.85² =
  17. 17.35² =
  18. 18.135² =
  19. 19.65² =
  20. 20.25² =
  21. 21.25² =
  22. 22.55² =
  23. 23.35² =
  24. 24.145² =
  25. 25.45² =
  26. 26.175² =
  27. 27.25² =
  28. 28.105² =
  29. 29.95² =
  30. 30.105² =
  31. 31.125² =
  32. 32.85² =
  33. 33.145² =
  34. 34.95² =
  35. 35.185² =
  36. 36.15² =
  37. 37.125² =
  38. 38.15² =
  39. 39.55² =
  40. 40.75² =

Answer key

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

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