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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 430 · 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. 1.16² =
  2. 2.26² =
  3. 3.284² =
  4. 4.91² =
  5. 5.254² =
  6. 6.36² =
  7. 7.141² =
  8. 8.201² =
  9. 9.64² =
  10. 10.91² =
  11. 11.96² =
  12. 12.261² =
  13. 13.16² =
  14. 14.236² =
  15. 15.124² =
  16. 16.36² =
  17. 17.121² =
  18. 18.184² =
  19. 19.51² =
  20. 20.61² =
  21. 21.191² =
  22. 22.151² =
  23. 23.41² =
  24. 24.51² =
  25. 25.21² =
  26. 26.124² =
  27. 27.186² =
  28. 28.84² =
  29. 29.194² =
  30. 30.36² =
  31. 31.76² =
  32. 32.134² =
  33. 33.184² =
  34. 34.201² =
  35. 35.11² =
  36. 36.251² =
  37. 37.201² =
  38. 38.31² =
  39. 39.96² =
  40. 40.41² =

Answer key

  1. 256
  2. 676
  3. 80656
  4. 8281
  5. 64516
  6. 1296
  7. 19881
  8. 40401
  9. 4096
  10. 8281
  11. 9216
  12. 68121
  13. 256
  14. 55696
  15. 15376
  16. 1296
  17. 14641
  18. 33856
  19. 2601
  20. 3721
  21. 36481
  22. 22801
  23. 1681
  24. 2601
  25. 441
  26. 15376
  27. 34596
  28. 7056
  29. 37636
  30. 1296
  31. 5776
  32. 17956
  33. 33856
  34. 40401
  35. 121
  36. 63001
  37. 40401
  38. 961
  39. 9216
  40. 1681

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