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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 822 · 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. 1.195² =
  2. 2.155² =
  3. 3.65² =
  4. 4.135² =
  5. 5.25² =
  6. 6.45² =
  7. 7.45² =
  8. 8.25² =
  9. 9.15² =
  10. 10.125² =
  11. 11.35² =
  12. 12.55² =
  13. 13.125² =
  14. 14.55² =
  15. 15.35² =
  16. 16.185² =
  17. 17.185² =
  18. 18.15² =
  19. 19.75² =
  20. 20.35² =
  21. 21.185² =
  22. 22.105² =
  23. 23.85² =
  24. 24.115² =
  25. 25.35² =
  26. 26.185² =
  27. 27.85² =
  28. 28.15² =
  29. 29.55² =
  30. 30.155² =
  31. 31.15² =
  32. 32.175² =
  33. 33.65² =
  34. 34.65² =
  35. 35.155² =
  36. 36.55² =
  37. 37.45² =
  38. 38.165² =
  39. 39.25² =
  40. 40.195² =

Answer key

  1. 38025
  2. 24025
  3. 4225
  4. 18225
  5. 625
  6. 2025
  7. 2025
  8. 625
  9. 225
  10. 15625
  11. 1225
  12. 3025
  13. 15625
  14. 3025
  15. 1225
  16. 34225
  17. 34225
  18. 225
  19. 5625
  20. 1225
  21. 34225
  22. 11025
  23. 7225
  24. 13225
  25. 1225
  26. 34225
  27. 7225
  28. 225
  29. 3025
  30. 24025
  31. 225
  32. 30625
  33. 4225
  34. 4225
  35. 24025
  36. 3025
  37. 2025
  38. 27225
  39. 625
  40. 38025

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