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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 426 · 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. 2.125² =
  3. 3.175² =
  4. 4.165² =
  5. 5.135² =
  6. 6.155² =
  7. 7.135² =
  8. 8.65² =
  9. 9.115² =
  10. 10.75² =
  11. 11.105² =
  12. 12.35² =
  13. 13.175² =
  14. 14.45² =
  15. 15.115² =
  16. 16.35² =
  17. 17.165² =
  18. 18.35² =
  19. 19.125² =
  20. 20.45² =
  21. 21.15² =
  22. 22.165² =
  23. 23.15² =
  24. 24.155² =
  25. 25.125² =
  26. 26.35² =
  27. 27.175² =
  28. 28.25² =
  29. 29.55² =
  30. 30.165² =
  31. 31.15² =
  32. 32.165² =
  33. 33.85² =
  34. 34.45² =
  35. 35.55² =
  36. 36.25² =
  37. 37.175² =
  38. 38.125² =
  39. 39.55² =
  40. 40.85² =

Answer key

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

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