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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 250 · 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. 1.155² =
  2. 2.35² =
  3. 3.165² =
  4. 4.135² =
  5. 5.25² =
  6. 6.175² =
  7. 7.65² =
  8. 8.15² =
  9. 9.175² =
  10. 10.65² =
  11. 11.135² =
  12. 12.85² =
  13. 13.195² =
  14. 14.45² =
  15. 15.75² =
  16. 16.85² =
  17. 17.135² =
  18. 18.25² =
  19. 19.175² =
  20. 20.185² =
  21. 21.115² =
  22. 22.135² =
  23. 23.105² =
  24. 24.65² =
  25. 25.65² =
  26. 26.135² =
  27. 27.75² =
  28. 28.155² =
  29. 29.115² =
  30. 30.155² =
  31. 31.115² =
  32. 32.175² =
  33. 33.75² =
  34. 34.115² =
  35. 35.95² =
  36. 36.65² =
  37. 37.195² =
  38. 38.115² =
  39. 39.195² =
  40. 40.155² =

Answer key

  1. 24025
  2. 1225
  3. 27225
  4. 18225
  5. 625
  6. 30625
  7. 4225
  8. 225
  9. 30625
  10. 4225
  11. 18225
  12. 7225
  13. 38025
  14. 2025
  15. 5625
  16. 7225
  17. 18225
  18. 625
  19. 30625
  20. 34225
  21. 13225
  22. 18225
  23. 11025
  24. 4225
  25. 4225
  26. 18225
  27. 5625
  28. 24025
  29. 13225
  30. 24025
  31. 13225
  32. 30625
  33. 5625
  34. 13225
  35. 9025
  36. 4225
  37. 38025
  38. 13225
  39. 38025
  40. 24025

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