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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 432 · 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. 3.55² =
  4. 4.115² =
  5. 5.145² =
  6. 6.35² =
  7. 7.45² =
  8. 8.175² =
  9. 9.155² =
  10. 10.45² =
  11. 11.175² =
  12. 12.75² =
  13. 13.155² =
  14. 14.105² =
  15. 15.195² =
  16. 16.45² =
  17. 17.165² =
  18. 18.115² =
  19. 19.35² =
  20. 20.115² =
  21. 21.45² =
  22. 22.115² =
  23. 23.85² =
  24. 24.55² =
  25. 25.95² =
  26. 26.15² =
  27. 27.175² =
  28. 28.185² =
  29. 29.105² =
  30. 30.85² =
  31. 31.35² =
  32. 32.155² =
  33. 33.95² =
  34. 34.15² =
  35. 35.145² =
  36. 36.125² =
  37. 37.185² =
  38. 38.165² =
  39. 39.195² =
  40. 40.125² =

Answer key

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

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