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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 919 · 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. 1.21² =
  2. 2.241² =
  3. 3.54² =
  4. 4.56² =
  5. 5.86² =
  6. 6.11² =
  7. 7.41² =
  8. 8.91² =
  9. 9.196² =
  10. 10.24² =
  11. 11.96² =
  12. 12.211² =
  13. 13.11² =
  14. 14.41² =
  15. 15.51² =
  16. 16.36² =
  17. 17.24² =
  18. 18.276² =
  19. 19.56² =
  20. 20.194² =
  21. 21.31² =
  22. 22.124² =
  23. 23.74² =
  24. 24.176² =
  25. 25.16² =
  26. 26.56² =
  27. 27.111² =
  28. 28.261² =
  29. 29.31² =
  30. 30.94² =
  31. 31.201² =
  32. 32.21² =
  33. 33.74² =
  34. 34.264² =
  35. 35.196² =
  36. 36.246² =
  37. 37.281² =
  38. 38.54² =
  39. 39.76² =
  40. 40.91² =

Answer key

  1. 441
  2. 58081
  3. 2916
  4. 3136
  5. 7396
  6. 121
  7. 1681
  8. 8281
  9. 38416
  10. 576
  11. 9216
  12. 44521
  13. 121
  14. 1681
  15. 2601
  16. 1296
  17. 576
  18. 76176
  19. 3136
  20. 37636
  21. 961
  22. 15376
  23. 5476
  24. 30976
  25. 256
  26. 3136
  27. 12321
  28. 68121
  29. 961
  30. 8836
  31. 40401
  32. 441
  33. 5476
  34. 69696
  35. 38416
  36. 60516
  37. 78961
  38. 2916
  39. 5776
  40. 8281

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