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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 392 · 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. 1.125² =
  2. 2.15² =
  3. 3.25² =
  4. 4.95² =
  5. 5.15² =
  6. 6.185² =
  7. 7.35² =
  8. 8.65² =
  9. 9.105² =
  10. 10.35² =
  11. 11.55² =
  12. 12.195² =
  13. 13.135² =
  14. 14.155² =
  15. 15.25² =
  16. 16.35² =
  17. 17.95² =
  18. 18.45² =
  19. 19.65² =
  20. 20.185² =
  21. 21.135² =
  22. 22.165² =
  23. 23.155² =
  24. 24.115² =
  25. 25.155² =
  26. 26.25² =
  27. 27.115² =
  28. 28.175² =
  29. 29.175² =
  30. 30.55² =
  31. 31.65² =
  32. 32.145² =
  33. 33.185² =
  34. 34.175² =
  35. 35.105² =
  36. 36.45² =
  37. 37.95² =
  38. 38.95² =
  39. 39.115² =
  40. 40.165² =

Answer key

  1. 15625
  2. 225
  3. 625
  4. 9025
  5. 225
  6. 34225
  7. 1225
  8. 4225
  9. 11025
  10. 1225
  11. 3025
  12. 38025
  13. 18225
  14. 24025
  15. 625
  16. 1225
  17. 9025
  18. 2025
  19. 4225
  20. 34225
  21. 18225
  22. 27225
  23. 24025
  24. 13225
  25. 24025
  26. 625
  27. 13225
  28. 30625
  29. 30625
  30. 3025
  31. 4225
  32. 21025
  33. 34225
  34. 30625
  35. 11025
  36. 2025
  37. 9025
  38. 9025
  39. 13225
  40. 27225

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