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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 165 · 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. 2.105² =
  3. 3.15² =
  4. 4.155² =
  5. 5.95² =
  6. 6.105² =
  7. 7.45² =
  8. 8.45² =
  9. 9.95² =
  10. 10.175² =
  11. 11.65² =
  12. 12.85² =
  13. 13.135² =
  14. 14.145² =
  15. 15.35² =
  16. 16.35² =
  17. 17.65² =
  18. 18.35² =
  19. 19.165² =
  20. 20.155² =
  21. 21.65² =
  22. 22.15² =
  23. 23.25² =
  24. 24.195² =
  25. 25.155² =
  26. 26.25² =
  27. 27.175² =
  28. 28.65² =
  29. 29.135² =
  30. 30.165² =
  31. 31.95² =
  32. 32.155² =
  33. 33.155² =
  34. 34.145² =
  35. 35.15² =
  36. 36.25² =
  37. 37.35² =
  38. 38.185² =
  39. 39.125² =
  40. 40.165² =

Answer key

  1. 2025
  2. 11025
  3. 225
  4. 24025
  5. 9025
  6. 11025
  7. 2025
  8. 2025
  9. 9025
  10. 30625
  11. 4225
  12. 7225
  13. 18225
  14. 21025
  15. 1225
  16. 1225
  17. 4225
  18. 1225
  19. 27225
  20. 24025
  21. 4225
  22. 225
  23. 625
  24. 38025
  25. 24025
  26. 625
  27. 30625
  28. 4225
  29. 18225
  30. 27225
  31. 9025
  32. 24025
  33. 24025
  34. 21025
  35. 225
  36. 625
  37. 1225
  38. 34225
  39. 15625
  40. 27225

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