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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 708 · 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. 1.85² =
  2. 2.145² =
  3. 3.95² =
  4. 4.175² =
  5. 5.65² =
  6. 6.125² =
  7. 7.175² =
  8. 8.135² =
  9. 9.145² =
  10. 10.155² =
  11. 11.125² =
  12. 12.35² =
  13. 13.45² =
  14. 14.95² =
  15. 15.155² =
  16. 16.135² =
  17. 17.195² =
  18. 18.65² =
  19. 19.185² =
  20. 20.145² =
  21. 21.175² =
  22. 22.55² =
  23. 23.55² =
  24. 24.95² =
  25. 25.155² =
  26. 26.55² =
  27. 27.35² =
  28. 28.175² =
  29. 29.85² =
  30. 30.165² =
  31. 31.95² =
  32. 32.145² =
  33. 33.165² =
  34. 34.105² =
  35. 35.105² =
  36. 36.45² =
  37. 37.85² =
  38. 38.25² =
  39. 39.65² =
  40. 40.195² =

Answer key

  1. 7225
  2. 21025
  3. 9025
  4. 30625
  5. 4225
  6. 15625
  7. 30625
  8. 18225
  9. 21025
  10. 24025
  11. 15625
  12. 1225
  13. 2025
  14. 9025
  15. 24025
  16. 18225
  17. 38025
  18. 4225
  19. 34225
  20. 21025
  21. 30625
  22. 3025
  23. 3025
  24. 9025
  25. 24025
  26. 3025
  27. 1225
  28. 30625
  29. 7225
  30. 27225
  31. 9025
  32. 21025
  33. 27225
  34. 11025
  35. 11025
  36. 2025
  37. 7225
  38. 625
  39. 4225
  40. 38025

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