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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 555 · 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. 1.75² =
  2. 2.15² =
  3. 3.15² =
  4. 4.25² =
  5. 5.105² =
  6. 6.35² =
  7. 7.35² =
  8. 8.145² =
  9. 9.175² =
  10. 10.195² =
  11. 11.175² =
  12. 12.135² =
  13. 13.195² =
  14. 14.45² =
  15. 15.75² =
  16. 16.115² =
  17. 17.175² =
  18. 18.85² =
  19. 19.185² =
  20. 20.175² =
  21. 21.105² =
  22. 22.125² =
  23. 23.115² =
  24. 24.85² =
  25. 25.15² =
  26. 26.65² =
  27. 27.55² =
  28. 28.15² =
  29. 29.35² =
  30. 30.55² =
  31. 31.55² =
  32. 32.95² =
  33. 33.115² =
  34. 34.125² =
  35. 35.25² =
  36. 36.155² =
  37. 37.185² =
  38. 38.195² =
  39. 39.125² =
  40. 40.135² =

Answer key

  1. 5625
  2. 225
  3. 225
  4. 625
  5. 11025
  6. 1225
  7. 1225
  8. 21025
  9. 30625
  10. 38025
  11. 30625
  12. 18225
  13. 38025
  14. 2025
  15. 5625
  16. 13225
  17. 30625
  18. 7225
  19. 34225
  20. 30625
  21. 11025
  22. 15625
  23. 13225
  24. 7225
  25. 225
  26. 4225
  27. 3025
  28. 225
  29. 1225
  30. 3025
  31. 3025
  32. 9025
  33. 13225
  34. 15625
  35. 625
  36. 24025
  37. 34225
  38. 38025
  39. 15625
  40. 18225

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