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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 461 · 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. 1.195² =
  2. 2.15² =
  3. 3.15² =
  4. 4.45² =
  5. 5.15² =
  6. 6.15² =
  7. 7.185² =
  8. 8.175² =
  9. 9.95² =
  10. 10.195² =
  11. 11.135² =
  12. 12.145² =
  13. 13.165² =
  14. 14.145² =
  15. 15.185² =
  16. 16.175² =
  17. 17.55² =
  18. 18.165² =
  19. 19.85² =
  20. 20.45² =
  21. 21.15² =
  22. 22.115² =
  23. 23.85² =
  24. 24.95² =
  25. 25.95² =
  26. 26.165² =
  27. 27.35² =
  28. 28.75² =
  29. 29.15² =
  30. 30.195² =
  31. 31.75² =
  32. 32.145² =
  33. 33.25² =
  34. 34.25² =
  35. 35.45² =
  36. 36.135² =
  37. 37.55² =
  38. 38.15² =
  39. 39.15² =
  40. 40.155² =

Answer key

  1. 38025
  2. 225
  3. 225
  4. 2025
  5. 225
  6. 225
  7. 34225
  8. 30625
  9. 9025
  10. 38025
  11. 18225
  12. 21025
  13. 27225
  14. 21025
  15. 34225
  16. 30625
  17. 3025
  18. 27225
  19. 7225
  20. 2025
  21. 225
  22. 13225
  23. 7225
  24. 9025
  25. 9025
  26. 27225
  27. 1225
  28. 5625
  29. 225
  30. 38025
  31. 5625
  32. 21025
  33. 625
  34. 625
  35. 2025
  36. 18225
  37. 3025
  38. 225
  39. 225
  40. 24025

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