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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 228 · 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. 3.45² =
  4. 4.175² =
  5. 5.125² =
  6. 6.85² =
  7. 7.55² =
  8. 8.145² =
  9. 9.175² =
  10. 10.35² =
  11. 11.45² =
  12. 12.185² =
  13. 13.75² =
  14. 14.45² =
  15. 15.75² =
  16. 16.35² =
  17. 17.145² =
  18. 18.85² =
  19. 19.195² =
  20. 20.185² =
  21. 21.185² =
  22. 22.95² =
  23. 23.15² =
  24. 24.45² =
  25. 25.75² =
  26. 26.75² =
  27. 27.145² =
  28. 28.75² =
  29. 29.145² =
  30. 30.55² =
  31. 31.175² =
  32. 32.135² =
  33. 33.145² =
  34. 34.135² =
  35. 35.35² =
  36. 36.135² =
  37. 37.85² =
  38. 38.35² =
  39. 39.65² =
  40. 40.85² =

Answer key

  1. 225
  2. 625
  3. 2025
  4. 30625
  5. 15625
  6. 7225
  7. 3025
  8. 21025
  9. 30625
  10. 1225
  11. 2025
  12. 34225
  13. 5625
  14. 2025
  15. 5625
  16. 1225
  17. 21025
  18. 7225
  19. 38025
  20. 34225
  21. 34225
  22. 9025
  23. 225
  24. 2025
  25. 5625
  26. 5625
  27. 21025
  28. 5625
  29. 21025
  30. 3025
  31. 30625
  32. 18225
  33. 21025
  34. 18225
  35. 1225
  36. 18225
  37. 7225
  38. 1225
  39. 4225
  40. 7225

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