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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 631 · 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. 1.24² =
  2. 2.151² =
  3. 3.26² =
  4. 4.291² =
  5. 5.41² =
  6. 6.151² =
  7. 7.41² =
  8. 8.26² =
  9. 9.204² =
  10. 10.176² =
  11. 11.64² =
  12. 12.21² =
  13. 13.104² =
  14. 14.31² =
  15. 15.264² =
  16. 16.54² =
  17. 17.166² =
  18. 18.96² =
  19. 19.54² =
  20. 20.301² =
  21. 21.56² =
  22. 22.16² =
  23. 23.26² =
  24. 24.84² =
  25. 25.156² =
  26. 26.96² =
  27. 27.181² =
  28. 28.36² =
  29. 29.16² =
  30. 30.74² =
  31. 31.54² =
  32. 32.96² =
  33. 33.64² =
  34. 34.14² =
  35. 35.271² =
  36. 36.66² =
  37. 37.21² =
  38. 38.41² =
  39. 39.31² =
  40. 40.36² =

Answer key

  1. 576
  2. 22801
  3. 676
  4. 84681
  5. 1681
  6. 22801
  7. 1681
  8. 676
  9. 41616
  10. 30976
  11. 4096
  12. 441
  13. 10816
  14. 961
  15. 69696
  16. 2916
  17. 27556
  18. 9216
  19. 2916
  20. 90601
  21. 3136
  22. 256
  23. 676
  24. 7056
  25. 24336
  26. 9216
  27. 32761
  28. 1296
  29. 256
  30. 5476
  31. 2916
  32. 9216
  33. 4096
  34. 196
  35. 73441
  36. 4356
  37. 441
  38. 1681
  39. 961
  40. 1296

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