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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 515 · 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. 1.175² =
  2. 2.105² =
  3. 3.125² =
  4. 4.135² =
  5. 5.25² =
  6. 6.185² =
  7. 7.195² =
  8. 8.115² =
  9. 9.15² =
  10. 10.195² =
  11. 11.25² =
  12. 12.145² =
  13. 13.55² =
  14. 14.105² =
  15. 15.165² =
  16. 16.105² =
  17. 17.65² =
  18. 18.165² =
  19. 19.65² =
  20. 20.195² =
  21. 21.15² =
  22. 22.15² =
  23. 23.135² =
  24. 24.75² =
  25. 25.115² =
  26. 26.85² =
  27. 27.35² =
  28. 28.25² =
  29. 29.55² =
  30. 30.25² =
  31. 31.75² =
  32. 32.45² =
  33. 33.55² =
  34. 34.165² =
  35. 35.25² =
  36. 36.45² =
  37. 37.145² =
  38. 38.185² =
  39. 39.195² =
  40. 40.55² =

Answer key

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

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