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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 638 · 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. 1.165² =
  2. 2.105² =
  3. 3.65² =
  4. 4.175² =
  5. 5.85² =
  6. 6.115² =
  7. 7.25² =
  8. 8.125² =
  9. 9.145² =
  10. 10.95² =
  11. 11.95² =
  12. 12.35² =
  13. 13.95² =
  14. 14.35² =
  15. 15.135² =
  16. 16.95² =
  17. 17.35² =
  18. 18.155² =
  19. 19.45² =
  20. 20.155² =
  21. 21.155² =
  22. 22.75² =
  23. 23.115² =
  24. 24.45² =
  25. 25.55² =
  26. 26.185² =
  27. 27.155² =
  28. 28.105² =
  29. 29.55² =
  30. 30.35² =
  31. 31.65² =
  32. 32.55² =
  33. 33.95² =
  34. 34.155² =
  35. 35.195² =
  36. 36.45² =
  37. 37.155² =
  38. 38.175² =
  39. 39.35² =
  40. 40.75² =

Answer key

  1. 27225
  2. 11025
  3. 4225
  4. 30625
  5. 7225
  6. 13225
  7. 625
  8. 15625
  9. 21025
  10. 9025
  11. 9025
  12. 1225
  13. 9025
  14. 1225
  15. 18225
  16. 9025
  17. 1225
  18. 24025
  19. 2025
  20. 24025
  21. 24025
  22. 5625
  23. 13225
  24. 2025
  25. 3025
  26. 34225
  27. 24025
  28. 11025
  29. 3025
  30. 1225
  31. 4225
  32. 3025
  33. 9025
  34. 24025
  35. 38025
  36. 2025
  37. 24025
  38. 30625
  39. 1225
  40. 5625

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