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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 488 · 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. 1.116² =
  2. 2.41² =
  3. 3.171² =
  4. 4.11² =
  5. 5.156² =
  6. 6.234² =
  7. 7.61² =
  8. 8.181² =
  9. 9.54² =
  10. 10.91² =
  11. 11.26² =
  12. 12.64² =
  13. 13.191² =
  14. 14.151² =
  15. 15.41² =
  16. 16.84² =
  17. 17.211² =
  18. 18.146² =
  19. 19.84² =
  20. 20.266² =
  21. 21.31² =
  22. 22.51² =
  23. 23.96² =
  24. 24.51² =
  25. 25.154² =
  26. 26.51² =
  27. 27.84² =
  28. 28.94² =
  29. 29.36² =
  30. 30.64² =
  31. 31.251² =
  32. 32.111² =
  33. 33.94² =
  34. 34.41² =
  35. 35.26² =
  36. 36.76² =
  37. 37.41² =
  38. 38.121² =
  39. 39.54² =
  40. 40.11² =

Answer key

  1. 13456
  2. 1681
  3. 29241
  4. 121
  5. 24336
  6. 54756
  7. 3721
  8. 32761
  9. 2916
  10. 8281
  11. 676
  12. 4096
  13. 36481
  14. 22801
  15. 1681
  16. 7056
  17. 44521
  18. 21316
  19. 7056
  20. 70756
  21. 961
  22. 2601
  23. 9216
  24. 2601
  25. 23716
  26. 2601
  27. 7056
  28. 8836
  29. 1296
  30. 4096
  31. 63001
  32. 12321
  33. 8836
  34. 1681
  35. 676
  36. 5776
  37. 1681
  38. 14641
  39. 2916
  40. 121

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