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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 509 · 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. 1.35² =
  2. 2.195² =
  3. 3.75² =
  4. 4.145² =
  5. 5.165² =
  6. 6.155² =
  7. 7.15² =
  8. 8.75² =
  9. 9.35² =
  10. 10.25² =
  11. 11.75² =
  12. 12.65² =
  13. 13.105² =
  14. 14.15² =
  15. 15.75² =
  16. 16.165² =
  17. 17.155² =
  18. 18.105² =
  19. 19.95² =
  20. 20.165² =
  21. 21.75² =
  22. 22.15² =
  23. 23.135² =
  24. 24.185² =
  25. 25.35² =
  26. 26.25² =
  27. 27.25² =
  28. 28.125² =
  29. 29.85² =
  30. 30.175² =
  31. 31.165² =
  32. 32.45² =
  33. 33.75² =
  34. 34.55² =
  35. 35.115² =
  36. 36.165² =
  37. 37.35² =
  38. 38.105² =
  39. 39.115² =
  40. 40.55² =

Answer key

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

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