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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 538 · 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. 1.165² =
  2. 2.15² =
  3. 3.35² =
  4. 4.155² =
  5. 5.115² =
  6. 6.155² =
  7. 7.175² =
  8. 8.195² =
  9. 9.135² =
  10. 10.15² =
  11. 11.145² =
  12. 12.65² =
  13. 13.165² =
  14. 14.195² =
  15. 15.105² =
  16. 16.155² =
  17. 17.125² =
  18. 18.55² =
  19. 19.115² =
  20. 20.75² =
  21. 21.115² =
  22. 22.135² =
  23. 23.125² =
  24. 24.75² =
  25. 25.135² =
  26. 26.35² =
  27. 27.195² =
  28. 28.185² =
  29. 29.25² =
  30. 30.145² =
  31. 31.15² =
  32. 32.25² =
  33. 33.125² =
  34. 34.75² =
  35. 35.15² =
  36. 36.95² =
  37. 37.15² =
  38. 38.45² =
  39. 39.45² =
  40. 40.165² =

Answer key

  1. 27225
  2. 225
  3. 1225
  4. 24025
  5. 13225
  6. 24025
  7. 30625
  8. 38025
  9. 18225
  10. 225
  11. 21025
  12. 4225
  13. 27225
  14. 38025
  15. 11025
  16. 24025
  17. 15625
  18. 3025
  19. 13225
  20. 5625
  21. 13225
  22. 18225
  23. 15625
  24. 5625
  25. 18225
  26. 1225
  27. 38025
  28. 34225
  29. 625
  30. 21025
  31. 225
  32. 625
  33. 15625
  34. 5625
  35. 225
  36. 9025
  37. 225
  38. 2025
  39. 2025
  40. 27225

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