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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 845 · 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. 1.81² =
  2. 2.26² =
  3. 3.256² =
  4. 4.101² =
  5. 5.76² =
  6. 6.56² =
  7. 7.254² =
  8. 8.31² =
  9. 9.61² =
  10. 10.54² =
  11. 11.31² =
  12. 12.236² =
  13. 13.286² =
  14. 14.151² =
  15. 15.261² =
  16. 16.46² =
  17. 17.46² =
  18. 18.11² =
  19. 19.11² =
  20. 20.241² =
  21. 21.61² =
  22. 22.281² =
  23. 23.56² =
  24. 24.14² =
  25. 25.54² =
  26. 26.16² =
  27. 27.41² =
  28. 28.204² =
  29. 29.51² =
  30. 30.301² =
  31. 31.91² =
  32. 32.51² =
  33. 33.26² =
  34. 34.151² =
  35. 35.26² =
  36. 36.71² =
  37. 37.186² =
  38. 38.276² =
  39. 39.86² =
  40. 40.46² =

Answer key

  1. 6561
  2. 676
  3. 65536
  4. 10201
  5. 5776
  6. 3136
  7. 64516
  8. 961
  9. 3721
  10. 2916
  11. 961
  12. 55696
  13. 81796
  14. 22801
  15. 68121
  16. 2116
  17. 2116
  18. 121
  19. 121
  20. 58081
  21. 3721
  22. 78961
  23. 3136
  24. 196
  25. 2916
  26. 256
  27. 1681
  28. 41616
  29. 2601
  30. 90601
  31. 8281
  32. 2601
  33. 676
  34. 22801
  35. 676
  36. 5041
  37. 34596
  38. 76176
  39. 7396
  40. 2116

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