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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 533 · 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. 1.135² =
  2. 2.35² =
  3. 3.75² =
  4. 4.125² =
  5. 5.15² =
  6. 6.185² =
  7. 7.25² =
  8. 8.135² =
  9. 9.135² =
  10. 10.15² =
  11. 11.185² =
  12. 12.45² =
  13. 13.95² =
  14. 14.95² =
  15. 15.95² =
  16. 16.135² =
  17. 17.25² =
  18. 18.85² =
  19. 19.195² =
  20. 20.85² =
  21. 21.135² =
  22. 22.165² =
  23. 23.75² =
  24. 24.115² =
  25. 25.115² =
  26. 26.135² =
  27. 27.165² =
  28. 28.185² =
  29. 29.185² =
  30. 30.145² =
  31. 31.115² =
  32. 32.85² =
  33. 33.45² =
  34. 34.25² =
  35. 35.15² =
  36. 36.105² =
  37. 37.85² =
  38. 38.95² =
  39. 39.105² =
  40. 40.95² =

Answer key

  1. 18225
  2. 1225
  3. 5625
  4. 15625
  5. 225
  6. 34225
  7. 625
  8. 18225
  9. 18225
  10. 225
  11. 34225
  12. 2025
  13. 9025
  14. 9025
  15. 9025
  16. 18225
  17. 625
  18. 7225
  19. 38025
  20. 7225
  21. 18225
  22. 27225
  23. 5625
  24. 13225
  25. 13225
  26. 18225
  27. 27225
  28. 34225
  29. 34225
  30. 21025
  31. 13225
  32. 7225
  33. 2025
  34. 625
  35. 225
  36. 11025
  37. 7225
  38. 9025
  39. 11025
  40. 9025

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