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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 798 · 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. 1.15² =
  2. 2.25² =
  3. 3.75² =
  4. 4.105² =
  5. 5.25² =
  6. 6.85² =
  7. 7.185² =
  8. 8.165² =
  9. 9.25² =
  10. 10.55² =
  11. 11.35² =
  12. 12.155² =
  13. 13.165² =
  14. 14.45² =
  15. 15.65² =
  16. 16.65² =
  17. 17.75² =
  18. 18.165² =
  19. 19.135² =
  20. 20.55² =
  21. 21.185² =
  22. 22.185² =
  23. 23.185² =
  24. 24.195² =
  25. 25.65² =
  26. 26.95² =
  27. 27.15² =
  28. 28.65² =
  29. 29.115² =
  30. 30.135² =
  31. 31.105² =
  32. 32.95² =
  33. 33.165² =
  34. 34.45² =
  35. 35.15² =
  36. 36.125² =
  37. 37.95² =
  38. 38.25² =
  39. 39.85² =
  40. 40.25² =

Answer key

  1. 225
  2. 625
  3. 5625
  4. 11025
  5. 625
  6. 7225
  7. 34225
  8. 27225
  9. 625
  10. 3025
  11. 1225
  12. 24025
  13. 27225
  14. 2025
  15. 4225
  16. 4225
  17. 5625
  18. 27225
  19. 18225
  20. 3025
  21. 34225
  22. 34225
  23. 34225
  24. 38025
  25. 4225
  26. 9025
  27. 225
  28. 4225
  29. 13225
  30. 18225
  31. 11025
  32. 9025
  33. 27225
  34. 2025
  35. 225
  36. 15625
  37. 9025
  38. 625
  39. 7225
  40. 625

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