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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 841 · 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. 1.15² =
  2. 2.15² =
  3. 3.165² =
  4. 4.175² =
  5. 5.105² =
  6. 6.175² =
  7. 7.105² =
  8. 8.155² =
  9. 9.125² =
  10. 10.65² =
  11. 11.185² =
  12. 12.165² =
  13. 13.105² =
  14. 14.125² =
  15. 15.95² =
  16. 16.95² =
  17. 17.185² =
  18. 18.15² =
  19. 19.65² =
  20. 20.15² =
  21. 21.165² =
  22. 22.65² =
  23. 23.135² =
  24. 24.115² =
  25. 25.65² =
  26. 26.135² =
  27. 27.45² =
  28. 28.135² =
  29. 29.55² =
  30. 30.105² =
  31. 31.135² =
  32. 32.195² =
  33. 33.165² =
  34. 34.65² =
  35. 35.65² =
  36. 36.155² =
  37. 37.125² =
  38. 38.95² =
  39. 39.155² =
  40. 40.155² =

Answer key

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

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