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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 679 · 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. 1.46² =
  2. 2.81² =
  3. 3.84² =
  4. 4.14² =
  5. 5.106² =
  6. 6.81² =
  7. 7.144² =
  8. 8.64² =
  9. 9.64² =
  10. 10.121² =
  11. 11.134² =
  12. 12.261² =
  13. 13.21² =
  14. 14.21² =
  15. 15.151² =
  16. 16.201² =
  17. 17.241² =
  18. 18.76² =
  19. 19.171² =
  20. 20.304² =
  21. 21.246² =
  22. 22.21² =
  23. 23.301² =
  24. 24.51² =
  25. 25.71² =
  26. 26.56² =
  27. 27.86² =
  28. 28.274² =
  29. 29.171² =
  30. 30.54² =
  31. 31.31² =
  32. 32.251² =
  33. 33.291² =
  34. 34.31² =
  35. 35.46² =
  36. 36.81² =
  37. 37.84² =
  38. 38.64² =
  39. 39.74² =
  40. 40.74² =

Answer key

  1. 2116
  2. 6561
  3. 7056
  4. 196
  5. 11236
  6. 6561
  7. 20736
  8. 4096
  9. 4096
  10. 14641
  11. 17956
  12. 68121
  13. 441
  14. 441
  15. 22801
  16. 40401
  17. 58081
  18. 5776
  19. 29241
  20. 92416
  21. 60516
  22. 441
  23. 90601
  24. 2601
  25. 5041
  26. 3136
  27. 7396
  28. 75076
  29. 29241
  30. 2916
  31. 961
  32. 63001
  33. 84681
  34. 961
  35. 2116
  36. 6561
  37. 7056
  38. 4096
  39. 5476
  40. 5476

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