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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 845 · 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. 2.115² =
  3. 3.165² =
  4. 4.15² =
  5. 5.75² =
  6. 6.105² =
  7. 7.25² =
  8. 8.95² =
  9. 9.135² =
  10. 10.125² =
  11. 11.185² =
  12. 12.25² =
  13. 13.115² =
  14. 14.185² =
  15. 15.85² =
  16. 16.185² =
  17. 17.175² =
  18. 18.25² =
  19. 19.175² =
  20. 20.15² =
  21. 21.105² =
  22. 22.15² =
  23. 23.35² =
  24. 24.145² =
  25. 25.75² =
  26. 26.15² =
  27. 27.35² =
  28. 28.115² =
  29. 29.35² =
  30. 30.155² =
  31. 31.75² =
  32. 32.175² =
  33. 33.25² =
  34. 34.35² =
  35. 35.95² =
  36. 36.15² =
  37. 37.95² =
  38. 38.25² =
  39. 39.145² =
  40. 40.175² =

Answer key

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

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