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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 621 · 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. 1.55² =
  2. 2.35² =
  3. 3.55² =
  4. 4.15² =
  5. 5.155² =
  6. 6.115² =
  7. 7.65² =
  8. 8.95² =
  9. 9.125² =
  10. 10.75² =
  11. 11.175² =
  12. 12.115² =
  13. 13.25² =
  14. 14.35² =
  15. 15.85² =
  16. 16.45² =
  17. 17.35² =
  18. 18.55² =
  19. 19.25² =
  20. 20.75² =
  21. 21.35² =
  22. 22.175² =
  23. 23.145² =
  24. 24.55² =
  25. 25.35² =
  26. 26.65² =
  27. 27.75² =
  28. 28.135² =
  29. 29.85² =
  30. 30.115² =
  31. 31.145² =
  32. 32.65² =
  33. 33.125² =
  34. 34.65² =
  35. 35.55² =
  36. 36.65² =
  37. 37.65² =
  38. 38.135² =
  39. 39.35² =
  40. 40.135² =

Answer key

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

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