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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 681 · 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. 1.266² =
  2. 2.21² =
  3. 3.171² =
  4. 4.254² =
  5. 5.16² =
  6. 6.284² =
  7. 7.94² =
  8. 8.51² =
  9. 9.76² =
  10. 10.94² =
  11. 11.296² =
  12. 12.91² =
  13. 13.274² =
  14. 14.56² =
  15. 15.224² =
  16. 16.14² =
  17. 17.91² =
  18. 18.256² =
  19. 19.36² =
  20. 20.86² =
  21. 21.31² =
  22. 22.156² =
  23. 23.41² =
  24. 24.11² =
  25. 25.74² =
  26. 26.304² =
  27. 27.64² =
  28. 28.144² =
  29. 29.291² =
  30. 30.54² =
  31. 31.194² =
  32. 32.61² =
  33. 33.196² =
  34. 34.76² =
  35. 35.281² =
  36. 36.181² =
  37. 37.56² =
  38. 38.41² =
  39. 39.76² =
  40. 40.21² =

Answer key

  1. 70756
  2. 441
  3. 29241
  4. 64516
  5. 256
  6. 80656
  7. 8836
  8. 2601
  9. 5776
  10. 8836
  11. 87616
  12. 8281
  13. 75076
  14. 3136
  15. 50176
  16. 196
  17. 8281
  18. 65536
  19. 1296
  20. 7396
  21. 961
  22. 24336
  23. 1681
  24. 121
  25. 5476
  26. 92416
  27. 4096
  28. 20736
  29. 84681
  30. 2916
  31. 37636
  32. 3721
  33. 38416
  34. 5776
  35. 78961
  36. 32761
  37. 3136
  38. 1681
  39. 5776
  40. 441

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