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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 542 · 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. 1.55² =
  2. 2.15² =
  3. 3.25² =
  4. 4.155² =
  5. 5.45² =
  6. 6.25² =
  7. 7.95² =
  8. 8.155² =
  9. 9.125² =
  10. 10.55² =
  11. 11.55² =
  12. 12.105² =
  13. 13.15² =
  14. 14.35² =
  15. 15.95² =
  16. 16.145² =
  17. 17.185² =
  18. 18.105² =
  19. 19.125² =
  20. 20.45² =
  21. 21.125² =
  22. 22.55² =
  23. 23.65² =
  24. 24.35² =
  25. 25.95² =
  26. 26.35² =
  27. 27.35² =
  28. 28.25² =
  29. 29.145² =
  30. 30.165² =
  31. 31.145² =
  32. 32.55² =
  33. 33.165² =
  34. 34.15² =
  35. 35.45² =
  36. 36.35² =
  37. 37.155² =
  38. 38.85² =
  39. 39.115² =
  40. 40.145² =

Answer key

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

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