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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 198 · 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. 2.125² =
  3. 3.115² =
  4. 4.55² =
  5. 5.105² =
  6. 6.135² =
  7. 7.155² =
  8. 8.85² =
  9. 9.65² =
  10. 10.145² =
  11. 11.85² =
  12. 12.55² =
  13. 13.15² =
  14. 14.15² =
  15. 15.85² =
  16. 16.165² =
  17. 17.175² =
  18. 18.145² =
  19. 19.105² =
  20. 20.185² =
  21. 21.35² =
  22. 22.145² =
  23. 23.195² =
  24. 24.65² =
  25. 25.105² =
  26. 26.135² =
  27. 27.185² =
  28. 28.165² =
  29. 29.55² =
  30. 30.155² =
  31. 31.195² =
  32. 32.125² =
  33. 33.145² =
  34. 34.65² =
  35. 35.15² =
  36. 36.165² =
  37. 37.75² =
  38. 38.185² =
  39. 39.195² =
  40. 40.25² =

Answer key

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

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