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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 282 · 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. 1.85² =
  2. 2.45² =
  3. 3.55² =
  4. 4.55² =
  5. 5.195² =
  6. 6.145² =
  7. 7.155² =
  8. 8.55² =
  9. 9.115² =
  10. 10.195² =
  11. 11.15² =
  12. 12.145² =
  13. 13.185² =
  14. 14.135² =
  15. 15.195² =
  16. 16.35² =
  17. 17.125² =
  18. 18.55² =
  19. 19.55² =
  20. 20.155² =
  21. 21.195² =
  22. 22.115² =
  23. 23.25² =
  24. 24.25² =
  25. 25.35² =
  26. 26.15² =
  27. 27.195² =
  28. 28.115² =
  29. 29.85² =
  30. 30.25² =
  31. 31.125² =
  32. 32.55² =
  33. 33.85² =
  34. 34.65² =
  35. 35.45² =
  36. 36.45² =
  37. 37.135² =
  38. 38.165² =
  39. 39.105² =
  40. 40.85² =

Answer key

  1. 7225
  2. 2025
  3. 3025
  4. 3025
  5. 38025
  6. 21025
  7. 24025
  8. 3025
  9. 13225
  10. 38025
  11. 225
  12. 21025
  13. 34225
  14. 18225
  15. 38025
  16. 1225
  17. 15625
  18. 3025
  19. 3025
  20. 24025
  21. 38025
  22. 13225
  23. 625
  24. 625
  25. 1225
  26. 225
  27. 38025
  28. 13225
  29. 7225
  30. 625
  31. 15625
  32. 3025
  33. 7225
  34. 4225
  35. 2025
  36. 2025
  37. 18225
  38. 27225
  39. 11025
  40. 7225

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