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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 859 · 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. 1.115² =
  2. 2.15² =
  3. 3.25² =
  4. 4.65² =
  5. 5.125² =
  6. 6.165² =
  7. 7.165² =
  8. 8.45² =
  9. 9.105² =
  10. 10.155² =
  11. 11.25² =
  12. 12.125² =
  13. 13.35² =
  14. 14.95² =
  15. 15.155² =
  16. 16.15² =
  17. 17.95² =
  18. 18.105² =
  19. 19.195² =
  20. 20.195² =
  21. 21.165² =
  22. 22.15² =
  23. 23.165² =
  24. 24.35² =
  25. 25.65² =
  26. 26.135² =
  27. 27.175² =
  28. 28.15² =
  29. 29.85² =
  30. 30.145² =
  31. 31.25² =
  32. 32.55² =
  33. 33.165² =
  34. 34.35² =
  35. 35.65² =
  36. 36.165² =
  37. 37.65² =
  38. 38.45² =
  39. 39.175² =
  40. 40.95² =

Answer key

  1. 13225
  2. 225
  3. 625
  4. 4225
  5. 15625
  6. 27225
  7. 27225
  8. 2025
  9. 11025
  10. 24025
  11. 625
  12. 15625
  13. 1225
  14. 9025
  15. 24025
  16. 225
  17. 9025
  18. 11025
  19. 38025
  20. 38025
  21. 27225
  22. 225
  23. 27225
  24. 1225
  25. 4225
  26. 18225
  27. 30625
  28. 225
  29. 7225
  30. 21025
  31. 625
  32. 3025
  33. 27225
  34. 1225
  35. 4225
  36. 27225
  37. 4225
  38. 2025
  39. 30625
  40. 9025

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