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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 255 · 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. 1.151² =
  2. 2.261² =
  3. 3.301² =
  4. 4.234² =
  5. 5.36² =
  6. 6.91² =
  7. 7.74² =
  8. 8.21² =
  9. 9.34² =
  10. 10.51² =
  11. 11.26² =
  12. 12.26² =
  13. 13.76² =
  14. 14.44² =
  15. 15.281² =
  16. 16.16² =
  17. 17.116² =
  18. 18.291² =
  19. 19.54² =
  20. 20.301² =
  21. 21.21² =
  22. 22.66² =
  23. 23.181² =
  24. 24.194² =
  25. 25.51² =
  26. 26.44² =
  27. 27.254² =
  28. 28.66² =
  29. 29.126² =
  30. 30.21² =
  31. 31.86² =
  32. 32.196² =
  33. 33.16² =
  34. 34.184² =
  35. 35.141² =
  36. 36.21² =
  37. 37.236² =
  38. 38.21² =
  39. 39.186² =
  40. 40.266² =

Answer key

  1. 22801
  2. 68121
  3. 90601
  4. 54756
  5. 1296
  6. 8281
  7. 5476
  8. 441
  9. 1156
  10. 2601
  11. 676
  12. 676
  13. 5776
  14. 1936
  15. 78961
  16. 256
  17. 13456
  18. 84681
  19. 2916
  20. 90601
  21. 441
  22. 4356
  23. 32761
  24. 37636
  25. 2601
  26. 1936
  27. 64516
  28. 4356
  29. 15876
  30. 441
  31. 7396
  32. 38416
  33. 256
  34. 33856
  35. 19881
  36. 441
  37. 55696
  38. 441
  39. 34596
  40. 70756

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