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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 406 · 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. 2.115² =
  3. 3.35² =
  4. 4.145² =
  5. 5.75² =
  6. 6.165² =
  7. 7.185² =
  8. 8.65² =
  9. 9.35² =
  10. 10.165² =
  11. 11.195² =
  12. 12.145² =
  13. 13.65² =
  14. 14.185² =
  15. 15.155² =
  16. 16.185² =
  17. 17.25² =
  18. 18.135² =
  19. 19.95² =
  20. 20.55² =
  21. 21.55² =
  22. 22.35² =
  23. 23.175² =
  24. 24.165² =
  25. 25.35² =
  26. 26.135² =
  27. 27.135² =
  28. 28.95² =
  29. 29.135² =
  30. 30.95² =
  31. 31.105² =
  32. 32.195² =
  33. 33.35² =
  34. 34.45² =
  35. 35.25² =
  36. 36.15² =
  37. 37.145² =
  38. 38.15² =
  39. 39.185² =
  40. 40.165² =

Answer key

  1. 15625
  2. 13225
  3. 1225
  4. 21025
  5. 5625
  6. 27225
  7. 34225
  8. 4225
  9. 1225
  10. 27225
  11. 38025
  12. 21025
  13. 4225
  14. 34225
  15. 24025
  16. 34225
  17. 625
  18. 18225
  19. 9025
  20. 3025
  21. 3025
  22. 1225
  23. 30625
  24. 27225
  25. 1225
  26. 18225
  27. 18225
  28. 9025
  29. 18225
  30. 9025
  31. 11025
  32. 38025
  33. 1225
  34. 2025
  35. 625
  36. 225
  37. 21025
  38. 225
  39. 34225
  40. 27225

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