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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 843 · 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. 1.25² =
  2. 2.195² =
  3. 3.65² =
  4. 4.35² =
  5. 5.45² =
  6. 6.135² =
  7. 7.35² =
  8. 8.165² =
  9. 9.75² =
  10. 10.15² =
  11. 11.125² =
  12. 12.35² =
  13. 13.115² =
  14. 14.15² =
  15. 15.125² =
  16. 16.65² =
  17. 17.115² =
  18. 18.145² =
  19. 19.165² =
  20. 20.145² =
  21. 21.165² =
  22. 22.25² =
  23. 23.55² =
  24. 24.65² =
  25. 25.35² =
  26. 26.35² =
  27. 27.175² =
  28. 28.125² =
  29. 29.115² =
  30. 30.35² =
  31. 31.195² =
  32. 32.135² =
  33. 33.35² =
  34. 34.175² =
  35. 35.55² =
  36. 36.195² =
  37. 37.135² =
  38. 38.175² =
  39. 39.85² =
  40. 40.85² =

Answer key

  1. 625
  2. 38025
  3. 4225
  4. 1225
  5. 2025
  6. 18225
  7. 1225
  8. 27225
  9. 5625
  10. 225
  11. 15625
  12. 1225
  13. 13225
  14. 225
  15. 15625
  16. 4225
  17. 13225
  18. 21025
  19. 27225
  20. 21025
  21. 27225
  22. 625
  23. 3025
  24. 4225
  25. 1225
  26. 1225
  27. 30625
  28. 15625
  29. 13225
  30. 1225
  31. 38025
  32. 18225
  33. 1225
  34. 30625
  35. 3025
  36. 38025
  37. 18225
  38. 30625
  39. 7225
  40. 7225

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