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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 230 · 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. 1.65² =
  2. 2.115² =
  3. 3.115² =
  4. 4.25² =
  5. 5.195² =
  6. 6.15² =
  7. 7.45² =
  8. 8.165² =
  9. 9.35² =
  10. 10.85² =
  11. 11.85² =
  12. 12.25² =
  13. 13.155² =
  14. 14.25² =
  15. 15.185² =
  16. 16.105² =
  17. 17.105² =
  18. 18.75² =
  19. 19.105² =
  20. 20.25² =
  21. 21.75² =
  22. 22.155² =
  23. 23.115² =
  24. 24.45² =
  25. 25.25² =
  26. 26.125² =
  27. 27.45² =
  28. 28.135² =
  29. 29.195² =
  30. 30.115² =
  31. 31.165² =
  32. 32.75² =
  33. 33.45² =
  34. 34.185² =
  35. 35.135² =
  36. 36.115² =
  37. 37.55² =
  38. 38.75² =
  39. 39.165² =
  40. 40.185² =

Answer key

  1. 4225
  2. 13225
  3. 13225
  4. 625
  5. 38025
  6. 225
  7. 2025
  8. 27225
  9. 1225
  10. 7225
  11. 7225
  12. 625
  13. 24025
  14. 625
  15. 34225
  16. 11025
  17. 11025
  18. 5625
  19. 11025
  20. 625
  21. 5625
  22. 24025
  23. 13225
  24. 2025
  25. 625
  26. 15625
  27. 2025
  28. 18225
  29. 38025
  30. 13225
  31. 27225
  32. 5625
  33. 2025
  34. 34225
  35. 18225
  36. 13225
  37. 3025
  38. 5625
  39. 27225
  40. 34225

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