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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 619 · 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. 2.25² =
  3. 3.135² =
  4. 4.25² =
  5. 5.85² =
  6. 6.125² =
  7. 7.45² =
  8. 8.185² =
  9. 9.75² =
  10. 10.15² =
  11. 11.125² =
  12. 12.145² =
  13. 13.115² =
  14. 14.155² =
  15. 15.55² =
  16. 16.15² =
  17. 17.25² =
  18. 18.135² =
  19. 19.165² =
  20. 20.55² =
  21. 21.25² =
  22. 22.35² =
  23. 23.45² =
  24. 24.175² =
  25. 25.85² =
  26. 26.75² =
  27. 27.55² =
  28. 28.165² =
  29. 29.25² =
  30. 30.165² =
  31. 31.85² =
  32. 32.75² =
  33. 33.45² =
  34. 34.55² =
  35. 35.15² =
  36. 36.65² =
  37. 37.155² =
  38. 38.105² =
  39. 39.65² =
  40. 40.25² =

Answer key

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

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