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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 666 · 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. 1.25² =
  2. 2.55² =
  3. 3.15² =
  4. 4.85² =
  5. 5.125² =
  6. 6.35² =
  7. 7.165² =
  8. 8.55² =
  9. 9.15² =
  10. 10.25² =
  11. 11.135² =
  12. 12.135² =
  13. 13.185² =
  14. 14.95² =
  15. 15.55² =
  16. 16.55² =
  17. 17.115² =
  18. 18.55² =
  19. 19.55² =
  20. 20.55² =
  21. 21.45² =
  22. 22.145² =
  23. 23.195² =
  24. 24.185² =
  25. 25.185² =
  26. 26.115² =
  27. 27.15² =
  28. 28.95² =
  29. 29.185² =
  30. 30.95² =
  31. 31.115² =
  32. 32.195² =
  33. 33.15² =
  34. 34.145² =
  35. 35.195² =
  36. 36.95² =
  37. 37.45² =
  38. 38.85² =
  39. 39.15² =
  40. 40.55² =

Answer key

  1. 625
  2. 3025
  3. 225
  4. 7225
  5. 15625
  6. 1225
  7. 27225
  8. 3025
  9. 225
  10. 625
  11. 18225
  12. 18225
  13. 34225
  14. 9025
  15. 3025
  16. 3025
  17. 13225
  18. 3025
  19. 3025
  20. 3025
  21. 2025
  22. 21025
  23. 38025
  24. 34225
  25. 34225
  26. 13225
  27. 225
  28. 9025
  29. 34225
  30. 9025
  31. 13225
  32. 38025
  33. 225
  34. 21025
  35. 38025
  36. 9025
  37. 2025
  38. 7225
  39. 225
  40. 3025

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