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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 299 · 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. 1.25² =
  2. 2.15² =
  3. 3.75² =
  4. 4.115² =
  5. 5.25² =
  6. 6.175² =
  7. 7.35² =
  8. 8.85² =
  9. 9.185² =
  10. 10.45² =
  11. 11.115² =
  12. 12.55² =
  13. 13.115² =
  14. 14.125² =
  15. 15.25² =
  16. 16.105² =
  17. 17.125² =
  18. 18.65² =
  19. 19.95² =
  20. 20.25² =
  21. 21.175² =
  22. 22.155² =
  23. 23.55² =
  24. 24.105² =
  25. 25.25² =
  26. 26.35² =
  27. 27.15² =
  28. 28.45² =
  29. 29.195² =
  30. 30.145² =
  31. 31.105² =
  32. 32.15² =
  33. 33.35² =
  34. 34.45² =
  35. 35.175² =
  36. 36.195² =
  37. 37.125² =
  38. 38.175² =
  39. 39.195² =
  40. 40.165² =

Answer key

  1. 625
  2. 225
  3. 5625
  4. 13225
  5. 625
  6. 30625
  7. 1225
  8. 7225
  9. 34225
  10. 2025
  11. 13225
  12. 3025
  13. 13225
  14. 15625
  15. 625
  16. 11025
  17. 15625
  18. 4225
  19. 9025
  20. 625
  21. 30625
  22. 24025
  23. 3025
  24. 11025
  25. 625
  26. 1225
  27. 225
  28. 2025
  29. 38025
  30. 21025
  31. 11025
  32. 225
  33. 1225
  34. 2025
  35. 30625
  36. 38025
  37. 15625
  38. 30625
  39. 38025
  40. 27225

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