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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 92 · 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. 1.115² =
  2. 2.85² =
  3. 3.45² =
  4. 4.85² =
  5. 5.145² =
  6. 6.75² =
  7. 7.185² =
  8. 8.85² =
  9. 9.45² =
  10. 10.45² =
  11. 11.75² =
  12. 12.165² =
  13. 13.175² =
  14. 14.55² =
  15. 15.135² =
  16. 16.35² =
  17. 17.175² =
  18. 18.45² =
  19. 19.105² =
  20. 20.155² =
  21. 21.105² =
  22. 22.85² =
  23. 23.135² =
  24. 24.35² =
  25. 25.175² =
  26. 26.75² =
  27. 27.45² =
  28. 28.75² =
  29. 29.135² =
  30. 30.175² =
  31. 31.105² =
  32. 32.95² =
  33. 33.85² =
  34. 34.145² =
  35. 35.115² =
  36. 36.75² =
  37. 37.15² =
  38. 38.125² =
  39. 39.165² =
  40. 40.105² =

Answer key

  1. 13225
  2. 7225
  3. 2025
  4. 7225
  5. 21025
  6. 5625
  7. 34225
  8. 7225
  9. 2025
  10. 2025
  11. 5625
  12. 27225
  13. 30625
  14. 3025
  15. 18225
  16. 1225
  17. 30625
  18. 2025
  19. 11025
  20. 24025
  21. 11025
  22. 7225
  23. 18225
  24. 1225
  25. 30625
  26. 5625
  27. 2025
  28. 5625
  29. 18225
  30. 30625
  31. 11025
  32. 9025
  33. 7225
  34. 21025
  35. 13225
  36. 5625
  37. 225
  38. 15625
  39. 27225
  40. 11025

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