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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 624 · 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. 1.45² =
  2. 2.55² =
  3. 3.45² =
  4. 4.165² =
  5. 5.95² =
  6. 6.135² =
  7. 7.115² =
  8. 8.45² =
  9. 9.135² =
  10. 10.85² =
  11. 11.15² =
  12. 12.115² =
  13. 13.115² =
  14. 14.45² =
  15. 15.75² =
  16. 16.145² =
  17. 17.75² =
  18. 18.55² =
  19. 19.115² =
  20. 20.55² =
  21. 21.125² =
  22. 22.95² =
  23. 23.35² =
  24. 24.45² =
  25. 25.145² =
  26. 26.95² =
  27. 27.125² =
  28. 28.55² =
  29. 29.95² =
  30. 30.145² =
  31. 31.105² =
  32. 32.55² =
  33. 33.185² =
  34. 34.75² =
  35. 35.105² =
  36. 36.165² =
  37. 37.115² =
  38. 38.145² =
  39. 39.35² =
  40. 40.95² =

Answer key

  1. 2025
  2. 3025
  3. 2025
  4. 27225
  5. 9025
  6. 18225
  7. 13225
  8. 2025
  9. 18225
  10. 7225
  11. 225
  12. 13225
  13. 13225
  14. 2025
  15. 5625
  16. 21025
  17. 5625
  18. 3025
  19. 13225
  20. 3025
  21. 15625
  22. 9025
  23. 1225
  24. 2025
  25. 21025
  26. 9025
  27. 15625
  28. 3025
  29. 9025
  30. 21025
  31. 11025
  32. 3025
  33. 34225
  34. 5625
  35. 11025
  36. 27225
  37. 13225
  38. 21025
  39. 1225
  40. 9025

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