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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 486 · 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. 1.25² =
  2. 2.55² =
  3. 3.135² =
  4. 4.55² =
  5. 5.35² =
  6. 6.15² =
  7. 7.125² =
  8. 8.35² =
  9. 9.115² =
  10. 10.155² =
  11. 11.35² =
  12. 12.125² =
  13. 13.25² =
  14. 14.155² =
  15. 15.135² =
  16. 16.185² =
  17. 17.115² =
  18. 18.35² =
  19. 19.65² =
  20. 20.45² =
  21. 21.85² =
  22. 22.155² =
  23. 23.165² =
  24. 24.95² =
  25. 25.15² =
  26. 26.55² =
  27. 27.65² =
  28. 28.125² =
  29. 29.165² =
  30. 30.175² =
  31. 31.95² =
  32. 32.15² =
  33. 33.65² =
  34. 34.85² =
  35. 35.65² =
  36. 36.45² =
  37. 37.175² =
  38. 38.185² =
  39. 39.185² =
  40. 40.15² =

Answer key

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

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