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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 789 · 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. 1.35² =
  2. 2.25² =
  3. 3.125² =
  4. 4.135² =
  5. 5.35² =
  6. 6.55² =
  7. 7.35² =
  8. 8.15² =
  9. 9.75² =
  10. 10.55² =
  11. 11.165² =
  12. 12.135² =
  13. 13.165² =
  14. 14.95² =
  15. 15.85² =
  16. 16.185² =
  17. 17.75² =
  18. 18.195² =
  19. 19.45² =
  20. 20.165² =
  21. 21.85² =
  22. 22.155² =
  23. 23.125² =
  24. 24.15² =
  25. 25.185² =
  26. 26.35² =
  27. 27.85² =
  28. 28.125² =
  29. 29.25² =
  30. 30.135² =
  31. 31.15² =
  32. 32.195² =
  33. 33.65² =
  34. 34.35² =
  35. 35.145² =
  36. 36.145² =
  37. 37.15² =
  38. 38.135² =
  39. 39.135² =
  40. 40.45² =

Answer key

  1. 1225
  2. 625
  3. 15625
  4. 18225
  5. 1225
  6. 3025
  7. 1225
  8. 225
  9. 5625
  10. 3025
  11. 27225
  12. 18225
  13. 27225
  14. 9025
  15. 7225
  16. 34225
  17. 5625
  18. 38025
  19. 2025
  20. 27225
  21. 7225
  22. 24025
  23. 15625
  24. 225
  25. 34225
  26. 1225
  27. 7225
  28. 15625
  29. 625
  30. 18225
  31. 225
  32. 38025
  33. 4225
  34. 1225
  35. 21025
  36. 21025
  37. 225
  38. 18225
  39. 18225
  40. 2025

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