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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 416 · 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. 1.11² =
  2. 2.301² =
  3. 3.76² =
  4. 4.294² =
  5. 5.236² =
  6. 6.51² =
  7. 7.226² =
  8. 8.34² =
  9. 9.246² =
  10. 10.41² =
  11. 11.16² =
  12. 12.261² =
  13. 13.31² =
  14. 14.46² =
  15. 15.31² =
  16. 16.134² =
  17. 17.31² =
  18. 18.61² =
  19. 19.91² =
  20. 20.116² =
  21. 21.126² =
  22. 22.176² =
  23. 23.71² =
  24. 24.134² =
  25. 25.41² =
  26. 26.56² =
  27. 27.41² =
  28. 28.36² =
  29. 29.71² =
  30. 30.16² =
  31. 31.234² =
  32. 32.151² =
  33. 33.201² =
  34. 34.86² =
  35. 35.54² =
  36. 36.211² =
  37. 37.261² =
  38. 38.184² =
  39. 39.86² =
  40. 40.214² =

Answer key

  1. 121
  2. 90601
  3. 5776
  4. 86436
  5. 55696
  6. 2601
  7. 51076
  8. 1156
  9. 60516
  10. 1681
  11. 256
  12. 68121
  13. 961
  14. 2116
  15. 961
  16. 17956
  17. 961
  18. 3721
  19. 8281
  20. 13456
  21. 15876
  22. 30976
  23. 5041
  24. 17956
  25. 1681
  26. 3136
  27. 1681
  28. 1296
  29. 5041
  30. 256
  31. 54756
  32. 22801
  33. 40401
  34. 7396
  35. 2916
  36. 44521
  37. 68121
  38. 33856
  39. 7396
  40. 45796

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