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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 85 · 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. 1.85² =
  2. 2.145² =
  3. 3.55² =
  4. 4.155² =
  5. 5.75² =
  6. 6.155² =
  7. 7.115² =
  8. 8.165² =
  9. 9.165² =
  10. 10.125² =
  11. 11.175² =
  12. 12.65² =
  13. 13.15² =
  14. 14.115² =
  15. 15.85² =
  16. 16.75² =
  17. 17.65² =
  18. 18.195² =
  19. 19.135² =
  20. 20.95² =
  21. 21.185² =
  22. 22.155² =
  23. 23.175² =
  24. 24.145² =
  25. 25.195² =
  26. 26.125² =
  27. 27.175² =
  28. 28.135² =
  29. 29.75² =
  30. 30.125² =
  31. 31.15² =
  32. 32.15² =
  33. 33.105² =
  34. 34.45² =
  35. 35.145² =
  36. 36.105² =
  37. 37.125² =
  38. 38.135² =
  39. 39.155² =
  40. 40.35² =

Answer key

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

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