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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 417 · 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. 1.45² =
  2. 2.185² =
  3. 3.105² =
  4. 4.115² =
  5. 5.115² =
  6. 6.25² =
  7. 7.55² =
  8. 8.35² =
  9. 9.185² =
  10. 10.115² =
  11. 11.15² =
  12. 12.195² =
  13. 13.185² =
  14. 14.165² =
  15. 15.155² =
  16. 16.135² =
  17. 17.75² =
  18. 18.175² =
  19. 19.55² =
  20. 20.75² =
  21. 21.155² =
  22. 22.45² =
  23. 23.65² =
  24. 24.15² =
  25. 25.195² =
  26. 26.15² =
  27. 27.125² =
  28. 28.165² =
  29. 29.95² =
  30. 30.65² =
  31. 31.185² =
  32. 32.185² =
  33. 33.175² =
  34. 34.135² =
  35. 35.155² =
  36. 36.55² =
  37. 37.25² =
  38. 38.105² =
  39. 39.75² =
  40. 40.115² =

Answer key

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

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