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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 583 · 40 sums
TalentJR

The trick (Ekadhikena Purvena): Ending in 1 (t1): t² | 2 × t | 1, carrying from the right. Ending in 4: square the next number (ends in 5), then take away the two numbers added together. Ending in 6: square the number before (ends in 5), then add the two numbers.

NameDateTime takenScore ___ / 40
  1. 1.21² =
  2. 2.46² =
  3. 3.74² =
  4. 4.24² =
  5. 5.104² =
  6. 6.76² =
  7. 7.81² =
  8. 8.86² =
  9. 9.176² =
  10. 10.56² =
  11. 11.124² =
  12. 12.81² =
  13. 13.21² =
  14. 14.81² =
  15. 15.74² =
  16. 16.224² =
  17. 17.151² =
  18. 18.21² =
  19. 19.266² =
  20. 20.196² =
  21. 21.46² =
  22. 22.34² =
  23. 23.91² =
  24. 24.226² =
  25. 25.11² =
  26. 26.24² =
  27. 27.46² =
  28. 28.41² =
  29. 29.41² =
  30. 30.66² =
  31. 31.31² =
  32. 32.41² =
  33. 33.36² =
  34. 34.41² =
  35. 35.76² =
  36. 36.66² =
  37. 37.84² =
  38. 38.54² =
  39. 39.91² =
  40. 40.86² =

Answer key

  1. 441
  2. 2116
  3. 5476
  4. 576
  5. 10816
  6. 5776
  7. 6561
  8. 7396
  9. 30976
  10. 3136
  11. 15376
  12. 6561
  13. 441
  14. 6561
  15. 5476
  16. 50176
  17. 22801
  18. 441
  19. 70756
  20. 38416
  21. 2116
  22. 1156
  23. 8281
  24. 51076
  25. 121
  26. 576
  27. 2116
  28. 1681
  29. 1681
  30. 4356
  31. 961
  32. 1681
  33. 1296
  34. 1681
  35. 5776
  36. 4356
  37. 7056
  38. 2916
  39. 8281
  40. 7396

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