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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 405 · 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. 1.11² =
  2. 2.111² =
  3. 3.164² =
  4. 4.81² =
  5. 5.256² =
  6. 6.16² =
  7. 7.196² =
  8. 8.211² =
  9. 9.244² =
  10. 10.41² =
  11. 11.291² =
  12. 12.96² =
  13. 13.244² =
  14. 14.11² =
  15. 15.21² =
  16. 16.26² =
  17. 17.61² =
  18. 18.31² =
  19. 19.76² =
  20. 20.171² =
  21. 21.76² =
  22. 22.186² =
  23. 23.266² =
  24. 24.41² =
  25. 25.31² =
  26. 26.81² =
  27. 27.16² =
  28. 28.144² =
  29. 29.94² =
  30. 30.96² =
  31. 31.96² =
  32. 32.166² =
  33. 33.41² =
  34. 34.64² =
  35. 35.56² =
  36. 36.61² =
  37. 37.196² =
  38. 38.66² =
  39. 39.54² =
  40. 40.274² =

Answer key

  1. 121
  2. 12321
  3. 26896
  4. 6561
  5. 65536
  6. 256
  7. 38416
  8. 44521
  9. 59536
  10. 1681
  11. 84681
  12. 9216
  13. 59536
  14. 121
  15. 441
  16. 676
  17. 3721
  18. 961
  19. 5776
  20. 29241
  21. 5776
  22. 34596
  23. 70756
  24. 1681
  25. 961
  26. 6561
  27. 256
  28. 20736
  29. 8836
  30. 9216
  31. 9216
  32. 27556
  33. 1681
  34. 4096
  35. 3136
  36. 3721
  37. 38416
  38. 4356
  39. 2916
  40. 75076

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