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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 615 · 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. 2.175² =
  3. 3.165² =
  4. 4.105² =
  5. 5.105² =
  6. 6.165² =
  7. 7.75² =
  8. 8.95² =
  9. 9.175² =
  10. 10.75² =
  11. 11.75² =
  12. 12.55² =
  13. 13.95² =
  14. 14.165² =
  15. 15.45² =
  16. 16.125² =
  17. 17.175² =
  18. 18.175² =
  19. 19.135² =
  20. 20.185² =
  21. 21.135² =
  22. 22.125² =
  23. 23.75² =
  24. 24.115² =
  25. 25.15² =
  26. 26.85² =
  27. 27.115² =
  28. 28.125² =
  29. 29.125² =
  30. 30.85² =
  31. 31.195² =
  32. 32.75² =
  33. 33.185² =
  34. 34.195² =
  35. 35.145² =
  36. 36.175² =
  37. 37.175² =
  38. 38.125² =
  39. 39.75² =
  40. 40.105² =

Answer key

  1. 225
  2. 30625
  3. 27225
  4. 11025
  5. 11025
  6. 27225
  7. 5625
  8. 9025
  9. 30625
  10. 5625
  11. 5625
  12. 3025
  13. 9025
  14. 27225
  15. 2025
  16. 15625
  17. 30625
  18. 30625
  19. 18225
  20. 34225
  21. 18225
  22. 15625
  23. 5625
  24. 13225
  25. 225
  26. 7225
  27. 13225
  28. 15625
  29. 15625
  30. 7225
  31. 38025
  32. 5625
  33. 34225
  34. 38025
  35. 21025
  36. 30625
  37. 30625
  38. 15625
  39. 5625
  40. 11025

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