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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 769 · 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. 1.25² =
  2. 2.75² =
  3. 3.95² =
  4. 4.105² =
  5. 5.105² =
  6. 6.165² =
  7. 7.45² =
  8. 8.95² =
  9. 9.15² =
  10. 10.45² =
  11. 11.45² =
  12. 12.85² =
  13. 13.85² =
  14. 14.85² =
  15. 15.15² =
  16. 16.55² =
  17. 17.135² =
  18. 18.105² =
  19. 19.185² =
  20. 20.125² =
  21. 21.195² =
  22. 22.105² =
  23. 23.15² =
  24. 24.45² =
  25. 25.55² =
  26. 26.185² =
  27. 27.25² =
  28. 28.135² =
  29. 29.15² =
  30. 30.65² =
  31. 31.15² =
  32. 32.25² =
  33. 33.115² =
  34. 34.25² =
  35. 35.85² =
  36. 36.15² =
  37. 37.105² =
  38. 38.95² =
  39. 39.55² =
  40. 40.175² =

Answer key

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

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