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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 392 · 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. 1.141² =
  2. 2.21² =
  3. 3.81² =
  4. 4.256² =
  5. 5.254² =
  6. 6.64² =
  7. 7.291² =
  8. 8.74² =
  9. 9.81² =
  10. 10.96² =
  11. 11.91² =
  12. 12.54² =
  13. 13.221² =
  14. 14.136² =
  15. 15.211² =
  16. 16.216² =
  17. 17.51² =
  18. 18.44² =
  19. 19.64² =
  20. 20.81² =
  21. 21.231² =
  22. 22.181² =
  23. 23.26² =
  24. 24.14² =
  25. 25.141² =
  26. 26.41² =
  27. 27.34² =
  28. 28.41² =
  29. 29.66² =
  30. 30.96² =
  31. 31.46² =
  32. 32.46² =
  33. 33.166² =
  34. 34.14² =
  35. 35.36² =
  36. 36.71² =
  37. 37.14² =
  38. 38.31² =
  39. 39.74² =
  40. 40.254² =

Answer key

  1. 19881
  2. 441
  3. 6561
  4. 65536
  5. 64516
  6. 4096
  7. 84681
  8. 5476
  9. 6561
  10. 9216
  11. 8281
  12. 2916
  13. 48841
  14. 18496
  15. 44521
  16. 46656
  17. 2601
  18. 1936
  19. 4096
  20. 6561
  21. 53361
  22. 32761
  23. 676
  24. 196
  25. 19881
  26. 1681
  27. 1156
  28. 1681
  29. 4356
  30. 9216
  31. 2116
  32. 2116
  33. 27556
  34. 196
  35. 1296
  36. 5041
  37. 196
  38. 961
  39. 5476
  40. 64516

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