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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 534 · 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. 2.45² =
  3. 3.55² =
  4. 4.165² =
  5. 5.15² =
  6. 6.145² =
  7. 7.15² =
  8. 8.135² =
  9. 9.75² =
  10. 10.145² =
  11. 11.175² =
  12. 12.35² =
  13. 13.145² =
  14. 14.145² =
  15. 15.195² =
  16. 16.55² =
  17. 17.25² =
  18. 18.115² =
  19. 19.75² =
  20. 20.95² =
  21. 21.85² =
  22. 22.95² =
  23. 23.125² =
  24. 24.175² =
  25. 25.65² =
  26. 26.15² =
  27. 27.95² =
  28. 28.155² =
  29. 29.175² =
  30. 30.95² =
  31. 31.15² =
  32. 32.15² =
  33. 33.165² =
  34. 34.25² =
  35. 35.15² =
  36. 36.25² =
  37. 37.125² =
  38. 38.175² =
  39. 39.155² =
  40. 40.125² =

Answer key

  1. 1225
  2. 2025
  3. 3025
  4. 27225
  5. 225
  6. 21025
  7. 225
  8. 18225
  9. 5625
  10. 21025
  11. 30625
  12. 1225
  13. 21025
  14. 21025
  15. 38025
  16. 3025
  17. 625
  18. 13225
  19. 5625
  20. 9025
  21. 7225
  22. 9025
  23. 15625
  24. 30625
  25. 4225
  26. 225
  27. 9025
  28. 24025
  29. 30625
  30. 9025
  31. 225
  32. 225
  33. 27225
  34. 625
  35. 225
  36. 625
  37. 15625
  38. 30625
  39. 24025
  40. 15625

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