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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 64 · 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. 1.115² =
  2. 2.85² =
  3. 3.105² =
  4. 4.95² =
  5. 5.135² =
  6. 6.105² =
  7. 7.75² =
  8. 8.185² =
  9. 9.125² =
  10. 10.25² =
  11. 11.175² =
  12. 12.135² =
  13. 13.175² =
  14. 14.155² =
  15. 15.165² =
  16. 16.35² =
  17. 17.135² =
  18. 18.185² =
  19. 19.45² =
  20. 20.55² =
  21. 21.165² =
  22. 22.195² =
  23. 23.85² =
  24. 24.35² =
  25. 25.85² =
  26. 26.185² =
  27. 27.35² =
  28. 28.95² =
  29. 29.25² =
  30. 30.95² =
  31. 31.35² =
  32. 32.75² =
  33. 33.105² =
  34. 34.135² =
  35. 35.15² =
  36. 36.155² =
  37. 37.95² =
  38. 38.55² =
  39. 39.175² =
  40. 40.55² =

Answer key

  1. 13225
  2. 7225
  3. 11025
  4. 9025
  5. 18225
  6. 11025
  7. 5625
  8. 34225
  9. 15625
  10. 625
  11. 30625
  12. 18225
  13. 30625
  14. 24025
  15. 27225
  16. 1225
  17. 18225
  18. 34225
  19. 2025
  20. 3025
  21. 27225
  22. 38025
  23. 7225
  24. 1225
  25. 7225
  26. 34225
  27. 1225
  28. 9025
  29. 625
  30. 9025
  31. 1225
  32. 5625
  33. 11025
  34. 18225
  35. 225
  36. 24025
  37. 9025
  38. 3025
  39. 30625
  40. 3025

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