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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 659 · 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. 1.15² =
  2. 2.105² =
  3. 3.125² =
  4. 4.115² =
  5. 5.175² =
  6. 6.105² =
  7. 7.35² =
  8. 8.95² =
  9. 9.55² =
  10. 10.25² =
  11. 11.35² =
  12. 12.35² =
  13. 13.135² =
  14. 14.35² =
  15. 15.195² =
  16. 16.35² =
  17. 17.195² =
  18. 18.55² =
  19. 19.25² =
  20. 20.185² =
  21. 21.185² =
  22. 22.15² =
  23. 23.15² =
  24. 24.195² =
  25. 25.185² =
  26. 26.65² =
  27. 27.115² =
  28. 28.175² =
  29. 29.175² =
  30. 30.165² =
  31. 31.105² =
  32. 32.35² =
  33. 33.175² =
  34. 34.195² =
  35. 35.15² =
  36. 36.145² =
  37. 37.75² =
  38. 38.155² =
  39. 39.55² =
  40. 40.75² =

Answer key

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

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