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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 543 · 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. 2.175² =
  3. 3.55² =
  4. 4.65² =
  5. 5.125² =
  6. 6.125² =
  7. 7.125² =
  8. 8.185² =
  9. 9.145² =
  10. 10.135² =
  11. 11.105² =
  12. 12.125² =
  13. 13.75² =
  14. 14.155² =
  15. 15.25² =
  16. 16.135² =
  17. 17.165² =
  18. 18.25² =
  19. 19.175² =
  20. 20.55² =
  21. 21.55² =
  22. 22.105² =
  23. 23.95² =
  24. 24.155² =
  25. 25.15² =
  26. 26.185² =
  27. 27.25² =
  28. 28.185² =
  29. 29.195² =
  30. 30.155² =
  31. 31.195² =
  32. 32.25² =
  33. 33.75² =
  34. 34.145² =
  35. 35.95² =
  36. 36.35² =
  37. 37.95² =
  38. 38.125² =
  39. 39.125² =
  40. 40.115² =

Answer key

  1. 7225
  2. 30625
  3. 3025
  4. 4225
  5. 15625
  6. 15625
  7. 15625
  8. 34225
  9. 21025
  10. 18225
  11. 11025
  12. 15625
  13. 5625
  14. 24025
  15. 625
  16. 18225
  17. 27225
  18. 625
  19. 30625
  20. 3025
  21. 3025
  22. 11025
  23. 9025
  24. 24025
  25. 225
  26. 34225
  27. 625
  28. 34225
  29. 38025
  30. 24025
  31. 38025
  32. 625
  33. 5625
  34. 21025
  35. 9025
  36. 1225
  37. 9025
  38. 15625
  39. 15625
  40. 13225

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