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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 219 · 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. 1.65² =
  2. 2.55² =
  3. 3.15² =
  4. 4.135² =
  5. 5.25² =
  6. 6.75² =
  7. 7.45² =
  8. 8.45² =
  9. 9.55² =
  10. 10.105² =
  11. 11.135² =
  12. 12.185² =
  13. 13.45² =
  14. 14.35² =
  15. 15.175² =
  16. 16.165² =
  17. 17.15² =
  18. 18.115² =
  19. 19.75² =
  20. 20.35² =
  21. 21.35² =
  22. 22.85² =
  23. 23.85² =
  24. 24.55² =
  25. 25.15² =
  26. 26.125² =
  27. 27.15² =
  28. 28.45² =
  29. 29.95² =
  30. 30.75² =
  31. 31.45² =
  32. 32.95² =
  33. 33.45² =
  34. 34.195² =
  35. 35.135² =
  36. 36.25² =
  37. 37.25² =
  38. 38.35² =
  39. 39.45² =
  40. 40.55² =

Answer key

  1. 4225
  2. 3025
  3. 225
  4. 18225
  5. 625
  6. 5625
  7. 2025
  8. 2025
  9. 3025
  10. 11025
  11. 18225
  12. 34225
  13. 2025
  14. 1225
  15. 30625
  16. 27225
  17. 225
  18. 13225
  19. 5625
  20. 1225
  21. 1225
  22. 7225
  23. 7225
  24. 3025
  25. 225
  26. 15625
  27. 225
  28. 2025
  29. 9025
  30. 5625
  31. 2025
  32. 9025
  33. 2025
  34. 38025
  35. 18225
  36. 625
  37. 625
  38. 1225
  39. 2025
  40. 3025

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