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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 13 · 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. 2.35² =
  3. 3.75² =
  4. 4.165² =
  5. 5.35² =
  6. 6.15² =
  7. 7.85² =
  8. 8.15² =
  9. 9.195² =
  10. 10.55² =
  11. 11.165² =
  12. 12.185² =
  13. 13.45² =
  14. 14.105² =
  15. 15.55² =
  16. 16.105² =
  17. 17.55² =
  18. 18.195² =
  19. 19.105² =
  20. 20.85² =
  21. 21.175² =
  22. 22.85² =
  23. 23.165² =
  24. 24.55² =
  25. 25.85² =
  26. 26.45² =
  27. 27.175² =
  28. 28.35² =
  29. 29.125² =
  30. 30.175² =
  31. 31.155² =
  32. 32.145² =
  33. 33.145² =
  34. 34.95² =
  35. 35.55² =
  36. 36.35² =
  37. 37.35² =
  38. 38.45² =
  39. 39.125² =
  40. 40.45² =

Answer key

  1. 225
  2. 1225
  3. 5625
  4. 27225
  5. 1225
  6. 225
  7. 7225
  8. 225
  9. 38025
  10. 3025
  11. 27225
  12. 34225
  13. 2025
  14. 11025
  15. 3025
  16. 11025
  17. 3025
  18. 38025
  19. 11025
  20. 7225
  21. 30625
  22. 7225
  23. 27225
  24. 3025
  25. 7225
  26. 2025
  27. 30625
  28. 1225
  29. 15625
  30. 30625
  31. 24025
  32. 21025
  33. 21025
  34. 9025
  35. 3025
  36. 1225
  37. 1225
  38. 2025
  39. 15625
  40. 2025

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