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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 405 · 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. 1.175² =
  2. 2.155² =
  3. 3.35² =
  4. 4.195² =
  5. 5.145² =
  6. 6.135² =
  7. 7.185² =
  8. 8.175² =
  9. 9.55² =
  10. 10.155² =
  11. 11.165² =
  12. 12.185² =
  13. 13.135² =
  14. 14.55² =
  15. 15.75² =
  16. 16.105² =
  17. 17.15² =
  18. 18.105² =
  19. 19.195² =
  20. 20.55² =
  21. 21.55² =
  22. 22.125² =
  23. 23.165² =
  24. 24.15² =
  25. 25.105² =
  26. 26.95² =
  27. 27.65² =
  28. 28.185² =
  29. 29.35² =
  30. 30.175² =
  31. 31.165² =
  32. 32.145² =
  33. 33.75² =
  34. 34.165² =
  35. 35.135² =
  36. 36.145² =
  37. 37.155² =
  38. 38.155² =
  39. 39.125² =
  40. 40.25² =

Answer key

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

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