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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 317 · 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. 1.35² =
  2. 2.15² =
  3. 3.45² =
  4. 4.95² =
  5. 5.55² =
  6. 6.135² =
  7. 7.55² =
  8. 8.25² =
  9. 9.195² =
  10. 10.125² =
  11. 11.15² =
  12. 12.155² =
  13. 13.95² =
  14. 14.135² =
  15. 15.15² =
  16. 16.115² =
  17. 17.85² =
  18. 18.155² =
  19. 19.15² =
  20. 20.165² =
  21. 21.45² =
  22. 22.85² =
  23. 23.55² =
  24. 24.35² =
  25. 25.35² =
  26. 26.135² =
  27. 27.35² =
  28. 28.165² =
  29. 29.175² =
  30. 30.125² =
  31. 31.145² =
  32. 32.35² =
  33. 33.95² =
  34. 34.25² =
  35. 35.135² =
  36. 36.45² =
  37. 37.105² =
  38. 38.75² =
  39. 39.35² =
  40. 40.105² =

Answer key

  1. 1225
  2. 225
  3. 2025
  4. 9025
  5. 3025
  6. 18225
  7. 3025
  8. 625
  9. 38025
  10. 15625
  11. 225
  12. 24025
  13. 9025
  14. 18225
  15. 225
  16. 13225
  17. 7225
  18. 24025
  19. 225
  20. 27225
  21. 2025
  22. 7225
  23. 3025
  24. 1225
  25. 1225
  26. 18225
  27. 1225
  28. 27225
  29. 30625
  30. 15625
  31. 21025
  32. 1225
  33. 9025
  34. 625
  35. 18225
  36. 2025
  37. 11025
  38. 5625
  39. 1225
  40. 11025

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