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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 305 · 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. 1.165² =
  2. 2.45² =
  3. 3.165² =
  4. 4.195² =
  5. 5.135² =
  6. 6.155² =
  7. 7.65² =
  8. 8.45² =
  9. 9.55² =
  10. 10.15² =
  11. 11.15² =
  12. 12.135² =
  13. 13.145² =
  14. 14.75² =
  15. 15.45² =
  16. 16.25² =
  17. 17.185² =
  18. 18.15² =
  19. 19.115² =
  20. 20.75² =
  21. 21.175² =
  22. 22.75² =
  23. 23.125² =
  24. 24.135² =
  25. 25.25² =
  26. 26.85² =
  27. 27.105² =
  28. 28.145² =
  29. 29.95² =
  30. 30.195² =
  31. 31.125² =
  32. 32.115² =
  33. 33.35² =
  34. 34.135² =
  35. 35.155² =
  36. 36.115² =
  37. 37.125² =
  38. 38.175² =
  39. 39.175² =
  40. 40.95² =

Answer key

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

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