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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 473 · 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. 2.85² =
  3. 3.175² =
  4. 4.115² =
  5. 5.185² =
  6. 6.185² =
  7. 7.175² =
  8. 8.125² =
  9. 9.135² =
  10. 10.165² =
  11. 11.65² =
  12. 12.15² =
  13. 13.155² =
  14. 14.25² =
  15. 15.155² =
  16. 16.45² =
  17. 17.45² =
  18. 18.155² =
  19. 19.165² =
  20. 20.25² =
  21. 21.145² =
  22. 22.25² =
  23. 23.105² =
  24. 24.55² =
  25. 25.165² =
  26. 26.125² =
  27. 27.195² =
  28. 28.195² =
  29. 29.15² =
  30. 30.55² =
  31. 31.185² =
  32. 32.155² =
  33. 33.35² =
  34. 34.55² =
  35. 35.55² =
  36. 36.115² =
  37. 37.125² =
  38. 38.115² =
  39. 39.85² =
  40. 40.185² =

Answer key

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

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