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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 178 · 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. 1.35² =
  2. 2.15² =
  3. 3.85² =
  4. 4.115² =
  5. 5.85² =
  6. 6.15² =
  7. 7.45² =
  8. 8.105² =
  9. 9.45² =
  10. 10.195² =
  11. 11.145² =
  12. 12.135² =
  13. 13.75² =
  14. 14.165² =
  15. 15.145² =
  16. 16.165² =
  17. 17.135² =
  18. 18.25² =
  19. 19.45² =
  20. 20.25² =
  21. 21.55² =
  22. 22.35² =
  23. 23.55² =
  24. 24.25² =
  25. 25.145² =
  26. 26.115² =
  27. 27.75² =
  28. 28.115² =
  29. 29.165² =
  30. 30.145² =
  31. 31.145² =
  32. 32.75² =
  33. 33.45² =
  34. 34.185² =
  35. 35.115² =
  36. 36.45² =
  37. 37.45² =
  38. 38.155² =
  39. 39.25² =
  40. 40.85² =

Answer key

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

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