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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 10 · 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. 1.14² =
  2. 2.64² =
  3. 3.136² =
  4. 4.66² =
  5. 5.51² =
  6. 6.224² =
  7. 7.86² =
  8. 8.86² =
  9. 9.116² =
  10. 10.121² =
  11. 11.236² =
  12. 12.16² =
  13. 13.76² =
  14. 14.16² =
  15. 15.51² =
  16. 16.224² =
  17. 17.31² =
  18. 18.41² =
  19. 19.44² =
  20. 20.136² =
  21. 21.36² =
  22. 22.234² =
  23. 23.254² =
  24. 24.284² =
  25. 25.74² =
  26. 26.11² =
  27. 27.104² =
  28. 28.81² =
  29. 29.201² =
  30. 30.54² =
  31. 31.24² =
  32. 32.26² =
  33. 33.56² =
  34. 34.291² =
  35. 35.246² =
  36. 36.54² =
  37. 37.36² =
  38. 38.31² =
  39. 39.91² =
  40. 40.226² =

Answer key

  1. 196
  2. 4096
  3. 18496
  4. 4356
  5. 2601
  6. 50176
  7. 7396
  8. 7396
  9. 13456
  10. 14641
  11. 55696
  12. 256
  13. 5776
  14. 256
  15. 2601
  16. 50176
  17. 961
  18. 1681
  19. 1936
  20. 18496
  21. 1296
  22. 54756
  23. 64516
  24. 80656
  25. 5476
  26. 121
  27. 10816
  28. 6561
  29. 40401
  30. 2916
  31. 576
  32. 676
  33. 3136
  34. 84681
  35. 60516
  36. 2916
  37. 1296
  38. 961
  39. 8281
  40. 51076

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