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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 490 · 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. 1.25² =
  2. 2.105² =
  3. 3.135² =
  4. 4.115² =
  5. 5.35² =
  6. 6.85² =
  7. 7.55² =
  8. 8.65² =
  9. 9.185² =
  10. 10.55² =
  11. 11.125² =
  12. 12.125² =
  13. 13.45² =
  14. 14.175² =
  15. 15.45² =
  16. 16.175² =
  17. 17.85² =
  18. 18.165² =
  19. 19.55² =
  20. 20.125² =
  21. 21.95² =
  22. 22.135² =
  23. 23.45² =
  24. 24.195² =
  25. 25.145² =
  26. 26.195² =
  27. 27.185² =
  28. 28.195² =
  29. 29.125² =
  30. 30.105² =
  31. 31.105² =
  32. 32.145² =
  33. 33.195² =
  34. 34.145² =
  35. 35.175² =
  36. 36.135² =
  37. 37.105² =
  38. 38.55² =
  39. 39.85² =
  40. 40.125² =

Answer key

  1. 625
  2. 11025
  3. 18225
  4. 13225
  5. 1225
  6. 7225
  7. 3025
  8. 4225
  9. 34225
  10. 3025
  11. 15625
  12. 15625
  13. 2025
  14. 30625
  15. 2025
  16. 30625
  17. 7225
  18. 27225
  19. 3025
  20. 15625
  21. 9025
  22. 18225
  23. 2025
  24. 38025
  25. 21025
  26. 38025
  27. 34225
  28. 38025
  29. 15625
  30. 11025
  31. 11025
  32. 21025
  33. 38025
  34. 21025
  35. 30625
  36. 18225
  37. 11025
  38. 3025
  39. 7225
  40. 15625

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