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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 928 · 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. 2.65² =
  3. 3.175² =
  4. 4.105² =
  5. 5.155² =
  6. 6.45² =
  7. 7.15² =
  8. 8.65² =
  9. 9.85² =
  10. 10.105² =
  11. 11.25² =
  12. 12.135² =
  13. 13.135² =
  14. 14.175² =
  15. 15.15² =
  16. 16.65² =
  17. 17.155² =
  18. 18.175² =
  19. 19.35² =
  20. 20.55² =
  21. 21.75² =
  22. 22.155² =
  23. 23.185² =
  24. 24.195² =
  25. 25.135² =
  26. 26.25² =
  27. 27.185² =
  28. 28.15² =
  29. 29.135² =
  30. 30.125² =
  31. 31.175² =
  32. 32.35² =
  33. 33.35² =
  34. 34.135² =
  35. 35.115² =
  36. 36.185² =
  37. 37.115² =
  38. 38.145² =
  39. 39.165² =
  40. 40.95² =

Answer key

  1. 3025
  2. 4225
  3. 30625
  4. 11025
  5. 24025
  6. 2025
  7. 225
  8. 4225
  9. 7225
  10. 11025
  11. 625
  12. 18225
  13. 18225
  14. 30625
  15. 225
  16. 4225
  17. 24025
  18. 30625
  19. 1225
  20. 3025
  21. 5625
  22. 24025
  23. 34225
  24. 38025
  25. 18225
  26. 625
  27. 34225
  28. 225
  29. 18225
  30. 15625
  31. 30625
  32. 1225
  33. 1225
  34. 18225
  35. 13225
  36. 34225
  37. 13225
  38. 21025
  39. 27225
  40. 9025

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