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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 244 · 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. 1.51² =
  2. 2.76² =
  3. 3.76² =
  4. 4.46² =
  5. 5.276² =
  6. 6.36² =
  7. 7.231² =
  8. 8.96² =
  9. 9.116² =
  10. 10.81² =
  11. 11.291² =
  12. 12.201² =
  13. 13.171² =
  14. 14.86² =
  15. 15.296² =
  16. 16.231² =
  17. 17.136² =
  18. 18.31² =
  19. 19.41² =
  20. 20.284² =
  21. 21.64² =
  22. 22.21² =
  23. 23.286² =
  24. 24.41² =
  25. 25.121² =
  26. 26.94² =
  27. 27.96² =
  28. 28.46² =
  29. 29.36² =
  30. 30.64² =
  31. 31.116² =
  32. 32.66² =
  33. 33.296² =
  34. 34.84² =
  35. 35.51² =
  36. 36.41² =
  37. 37.76² =
  38. 38.84² =
  39. 39.211² =
  40. 40.71² =

Answer key

  1. 2601
  2. 5776
  3. 5776
  4. 2116
  5. 76176
  6. 1296
  7. 53361
  8. 9216
  9. 13456
  10. 6561
  11. 84681
  12. 40401
  13. 29241
  14. 7396
  15. 87616
  16. 53361
  17. 18496
  18. 961
  19. 1681
  20. 80656
  21. 4096
  22. 441
  23. 81796
  24. 1681
  25. 14641
  26. 8836
  27. 9216
  28. 2116
  29. 1296
  30. 4096
  31. 13456
  32. 4356
  33. 87616
  34. 7056
  35. 2601
  36. 1681
  37. 5776
  38. 7056
  39. 44521
  40. 5041

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