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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 427 · 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. 1.115² =
  2. 2.105² =
  3. 3.95² =
  4. 4.25² =
  5. 5.45² =
  6. 6.55² =
  7. 7.45² =
  8. 8.95² =
  9. 9.185² =
  10. 10.15² =
  11. 11.125² =
  12. 12.125² =
  13. 13.165² =
  14. 14.15² =
  15. 15.15² =
  16. 16.125² =
  17. 17.25² =
  18. 18.45² =
  19. 19.165² =
  20. 20.25² =
  21. 21.75² =
  22. 22.195² =
  23. 23.65² =
  24. 24.35² =
  25. 25.55² =
  26. 26.135² =
  27. 27.195² =
  28. 28.155² =
  29. 29.125² =
  30. 30.25² =
  31. 31.75² =
  32. 32.75² =
  33. 33.175² =
  34. 34.125² =
  35. 35.125² =
  36. 36.55² =
  37. 37.85² =
  38. 38.195² =
  39. 39.65² =
  40. 40.95² =

Answer key

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

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