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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 813 · 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. 1.15² =
  2. 2.25² =
  3. 3.75² =
  4. 4.15² =
  5. 5.105² =
  6. 6.115² =
  7. 7.115² =
  8. 8.115² =
  9. 9.35² =
  10. 10.165² =
  11. 11.185² =
  12. 12.45² =
  13. 13.145² =
  14. 14.75² =
  15. 15.65² =
  16. 16.95² =
  17. 17.195² =
  18. 18.95² =
  19. 19.85² =
  20. 20.15² =
  21. 21.145² =
  22. 22.115² =
  23. 23.165² =
  24. 24.145² =
  25. 25.195² =
  26. 26.75² =
  27. 27.15² =
  28. 28.165² =
  29. 29.15² =
  30. 30.155² =
  31. 31.15² =
  32. 32.185² =
  33. 33.195² =
  34. 34.145² =
  35. 35.35² =
  36. 36.35² =
  37. 37.195² =
  38. 38.45² =
  39. 39.125² =
  40. 40.15² =

Answer key

  1. 225
  2. 625
  3. 5625
  4. 225
  5. 11025
  6. 13225
  7. 13225
  8. 13225
  9. 1225
  10. 27225
  11. 34225
  12. 2025
  13. 21025
  14. 5625
  15. 4225
  16. 9025
  17. 38025
  18. 9025
  19. 7225
  20. 225
  21. 21025
  22. 13225
  23. 27225
  24. 21025
  25. 38025
  26. 5625
  27. 225
  28. 27225
  29. 225
  30. 24025
  31. 225
  32. 34225
  33. 38025
  34. 21025
  35. 1225
  36. 1225
  37. 38025
  38. 2025
  39. 15625
  40. 225

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