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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 765 · 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. 1.25² =
  2. 2.145² =
  3. 3.135² =
  4. 4.175² =
  5. 5.185² =
  6. 6.25² =
  7. 7.15² =
  8. 8.135² =
  9. 9.165² =
  10. 10.175² =
  11. 11.175² =
  12. 12.45² =
  13. 13.165² =
  14. 14.115² =
  15. 15.35² =
  16. 16.195² =
  17. 17.195² =
  18. 18.45² =
  19. 19.35² =
  20. 20.115² =
  21. 21.95² =
  22. 22.15² =
  23. 23.65² =
  24. 24.45² =
  25. 25.65² =
  26. 26.95² =
  27. 27.165² =
  28. 28.185² =
  29. 29.155² =
  30. 30.55² =
  31. 31.145² =
  32. 32.125² =
  33. 33.185² =
  34. 34.195² =
  35. 35.165² =
  36. 36.165² =
  37. 37.35² =
  38. 38.45² =
  39. 39.65² =
  40. 40.15² =

Answer key

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

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