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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 755 · 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. 1.65² =
  2. 2.135² =
  3. 3.65² =
  4. 4.45² =
  5. 5.25² =
  6. 6.185² =
  7. 7.185² =
  8. 8.15² =
  9. 9.165² =
  10. 10.135² =
  11. 11.105² =
  12. 12.175² =
  13. 13.65² =
  14. 14.35² =
  15. 15.145² =
  16. 16.195² =
  17. 17.185² =
  18. 18.35² =
  19. 19.15² =
  20. 20.155² =
  21. 21.45² =
  22. 22.165² =
  23. 23.35² =
  24. 24.45² =
  25. 25.115² =
  26. 26.75² =
  27. 27.25² =
  28. 28.95² =
  29. 29.135² =
  30. 30.25² =
  31. 31.75² =
  32. 32.15² =
  33. 33.195² =
  34. 34.25² =
  35. 35.125² =
  36. 36.175² =
  37. 37.185² =
  38. 38.35² =
  39. 39.115² =
  40. 40.155² =

Answer key

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

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