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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 153 · 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. 1.135² =
  2. 2.25² =
  3. 3.35² =
  4. 4.25² =
  5. 5.125² =
  6. 6.105² =
  7. 7.45² =
  8. 8.85² =
  9. 9.35² =
  10. 10.65² =
  11. 11.85² =
  12. 12.55² =
  13. 13.75² =
  14. 14.15² =
  15. 15.35² =
  16. 16.85² =
  17. 17.45² =
  18. 18.55² =
  19. 19.125² =
  20. 20.105² =
  21. 21.55² =
  22. 22.165² =
  23. 23.145² =
  24. 24.25² =
  25. 25.85² =
  26. 26.55² =
  27. 27.45² =
  28. 28.135² =
  29. 29.145² =
  30. 30.35² =
  31. 31.15² =
  32. 32.135² =
  33. 33.195² =
  34. 34.45² =
  35. 35.145² =
  36. 36.125² =
  37. 37.155² =
  38. 38.135² =
  39. 39.185² =
  40. 40.75² =

Answer key

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

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