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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 354 · 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. 2.165² =
  3. 3.135² =
  4. 4.55² =
  5. 5.165² =
  6. 6.45² =
  7. 7.55² =
  8. 8.45² =
  9. 9.15² =
  10. 10.35² =
  11. 11.175² =
  12. 12.125² =
  13. 13.15² =
  14. 14.55² =
  15. 15.115² =
  16. 16.185² =
  17. 17.135² =
  18. 18.145² =
  19. 19.125² =
  20. 20.15² =
  21. 21.155² =
  22. 22.45² =
  23. 23.165² =
  24. 24.145² =
  25. 25.35² =
  26. 26.55² =
  27. 27.15² =
  28. 28.55² =
  29. 29.65² =
  30. 30.65² =
  31. 31.135² =
  32. 32.125² =
  33. 33.95² =
  34. 34.155² =
  35. 35.165² =
  36. 36.165² =
  37. 37.115² =
  38. 38.125² =
  39. 39.85² =
  40. 40.25² =

Answer key

  1. 1225
  2. 27225
  3. 18225
  4. 3025
  5. 27225
  6. 2025
  7. 3025
  8. 2025
  9. 225
  10. 1225
  11. 30625
  12. 15625
  13. 225
  14. 3025
  15. 13225
  16. 34225
  17. 18225
  18. 21025
  19. 15625
  20. 225
  21. 24025
  22. 2025
  23. 27225
  24. 21025
  25. 1225
  26. 3025
  27. 225
  28. 3025
  29. 4225
  30. 4225
  31. 18225
  32. 15625
  33. 9025
  34. 24025
  35. 27225
  36. 27225
  37. 13225
  38. 15625
  39. 7225
  40. 625

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