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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 207 · 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. 1.36² =
  2. 2.81² =
  3. 3.41² =
  4. 4.21² =
  5. 5.26² =
  6. 6.21² =
  7. 7.291² =
  8. 8.26² =
  9. 9.51² =
  10. 10.46² =
  11. 11.206² =
  12. 12.46² =
  13. 13.61² =
  14. 14.84² =
  15. 15.64² =
  16. 16.124² =
  17. 17.36² =
  18. 18.74² =
  19. 19.74² =
  20. 20.196² =
  21. 21.74² =
  22. 22.76² =
  23. 23.156² =
  24. 24.76² =
  25. 25.51² =
  26. 26.101² =
  27. 27.291² =
  28. 28.66² =
  29. 29.116² =
  30. 30.31² =
  31. 31.71² =
  32. 32.44² =
  33. 33.116² =
  34. 34.56² =
  35. 35.71² =
  36. 36.21² =
  37. 37.16² =
  38. 38.26² =
  39. 39.101² =
  40. 40.41² =

Answer key

  1. 1296
  2. 6561
  3. 1681
  4. 441
  5. 676
  6. 441
  7. 84681
  8. 676
  9. 2601
  10. 2116
  11. 42436
  12. 2116
  13. 3721
  14. 7056
  15. 4096
  16. 15376
  17. 1296
  18. 5476
  19. 5476
  20. 38416
  21. 5476
  22. 5776
  23. 24336
  24. 5776
  25. 2601
  26. 10201
  27. 84681
  28. 4356
  29. 13456
  30. 961
  31. 5041
  32. 1936
  33. 13456
  34. 3136
  35. 5041
  36. 441
  37. 256
  38. 676
  39. 10201
  40. 1681

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