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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 487 · 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. 2.11² =
  3. 3.171² =
  4. 4.141² =
  5. 5.194² =
  6. 6.41² =
  7. 7.14² =
  8. 8.144² =
  9. 9.211² =
  10. 10.86² =
  11. 11.56² =
  12. 12.304² =
  13. 13.186² =
  14. 14.24² =
  15. 15.131² =
  16. 16.224² =
  17. 17.156² =
  18. 18.61² =
  19. 19.121² =
  20. 20.171² =
  21. 21.156² =
  22. 22.141² =
  23. 23.64² =
  24. 24.66² =
  25. 25.64² =
  26. 26.31² =
  27. 27.81² =
  28. 28.44² =
  29. 29.291² =
  30. 30.171² =
  31. 31.21² =
  32. 32.86² =
  33. 33.124² =
  34. 34.216² =
  35. 35.254² =
  36. 36.51² =
  37. 37.156² =
  38. 38.51² =
  39. 39.94² =
  40. 40.91² =

Answer key

  1. 22801
  2. 121
  3. 29241
  4. 19881
  5. 37636
  6. 1681
  7. 196
  8. 20736
  9. 44521
  10. 7396
  11. 3136
  12. 92416
  13. 34596
  14. 576
  15. 17161
  16. 50176
  17. 24336
  18. 3721
  19. 14641
  20. 29241
  21. 24336
  22. 19881
  23. 4096
  24. 4356
  25. 4096
  26. 961
  27. 6561
  28. 1936
  29. 84681
  30. 29241
  31. 441
  32. 7396
  33. 15376
  34. 46656
  35. 64516
  36. 2601
  37. 24336
  38. 2601
  39. 8836
  40. 8281

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