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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 717 · 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. 1.65² =
  2. 2.125² =
  3. 3.75² =
  4. 4.25² =
  5. 5.135² =
  6. 6.125² =
  7. 7.45² =
  8. 8.35² =
  9. 9.175² =
  10. 10.75² =
  11. 11.165² =
  12. 12.155² =
  13. 13.25² =
  14. 14.25² =
  15. 15.175² =
  16. 16.145² =
  17. 17.55² =
  18. 18.185² =
  19. 19.155² =
  20. 20.185² =
  21. 21.15² =
  22. 22.165² =
  23. 23.195² =
  24. 24.25² =
  25. 25.135² =
  26. 26.125² =
  27. 27.95² =
  28. 28.185² =
  29. 29.165² =
  30. 30.25² =
  31. 31.135² =
  32. 32.125² =
  33. 33.85² =
  34. 34.185² =
  35. 35.185² =
  36. 36.65² =
  37. 37.45² =
  38. 38.175² =
  39. 39.25² =
  40. 40.195² =

Answer key

  1. 4225
  2. 15625
  3. 5625
  4. 625
  5. 18225
  6. 15625
  7. 2025
  8. 1225
  9. 30625
  10. 5625
  11. 27225
  12. 24025
  13. 625
  14. 625
  15. 30625
  16. 21025
  17. 3025
  18. 34225
  19. 24025
  20. 34225
  21. 225
  22. 27225
  23. 38025
  24. 625
  25. 18225
  26. 15625
  27. 9025
  28. 34225
  29. 27225
  30. 625
  31. 18225
  32. 15625
  33. 7225
  34. 34225
  35. 34225
  36. 4225
  37. 2025
  38. 30625
  39. 625
  40. 38025

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