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Squares Ending in 5 Worksheet

Vedic maths trick 2: Squares of numbers ending in 5 · Set 957 · 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. 2.15² =
  3. 3.35² =
  4. 4.55² =
  5. 5.125² =
  6. 6.45² =
  7. 7.165² =
  8. 8.175² =
  9. 9.165² =
  10. 10.45² =
  11. 11.165² =
  12. 12.145² =
  13. 13.165² =
  14. 14.35² =
  15. 15.15² =
  16. 16.85² =
  17. 17.175² =
  18. 18.135² =
  19. 19.35² =
  20. 20.125² =
  21. 21.65² =
  22. 22.85² =
  23. 23.155² =
  24. 24.85² =
  25. 25.185² =
  26. 26.185² =
  27. 27.135² =
  28. 28.125² =
  29. 29.155² =
  30. 30.85² =
  31. 31.125² =
  32. 32.165² =
  33. 33.155² =
  34. 34.185² =
  35. 35.115² =
  36. 36.175² =
  37. 37.165² =
  38. 38.185² =
  39. 39.135² =
  40. 40.185² =

Answer key

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

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