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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 689 · 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. 1.125² =
  2. 2.155² =
  3. 3.165² =
  4. 4.135² =
  5. 5.155² =
  6. 6.25² =
  7. 7.185² =
  8. 8.35² =
  9. 9.45² =
  10. 10.85² =
  11. 11.145² =
  12. 12.25² =
  13. 13.195² =
  14. 14.195² =
  15. 15.185² =
  16. 16.135² =
  17. 17.55² =
  18. 18.135² =
  19. 19.115² =
  20. 20.185² =
  21. 21.105² =
  22. 22.65² =
  23. 23.165² =
  24. 24.175² =
  25. 25.55² =
  26. 26.35² =
  27. 27.45² =
  28. 28.115² =
  29. 29.65² =
  30. 30.165² =
  31. 31.105² =
  32. 32.55² =
  33. 33.165² =
  34. 34.155² =
  35. 35.45² =
  36. 36.75² =
  37. 37.35² =
  38. 38.75² =
  39. 39.115² =
  40. 40.175² =

Answer key

  1. 15625
  2. 24025
  3. 27225
  4. 18225
  5. 24025
  6. 625
  7. 34225
  8. 1225
  9. 2025
  10. 7225
  11. 21025
  12. 625
  13. 38025
  14. 38025
  15. 34225
  16. 18225
  17. 3025
  18. 18225
  19. 13225
  20. 34225
  21. 11025
  22. 4225
  23. 27225
  24. 30625
  25. 3025
  26. 1225
  27. 2025
  28. 13225
  29. 4225
  30. 27225
  31. 11025
  32. 3025
  33. 27225
  34. 24025
  35. 2025
  36. 5625
  37. 1225
  38. 5625
  39. 13225
  40. 30625

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