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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 256 · 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. 1.281² =
  2. 2.16² =
  3. 3.281² =
  4. 4.11² =
  5. 5.41² =
  6. 6.216² =
  7. 7.66² =
  8. 8.244² =
  9. 9.136² =
  10. 10.46² =
  11. 11.286² =
  12. 12.31² =
  13. 13.91² =
  14. 14.24² =
  15. 15.114² =
  16. 16.31² =
  17. 17.21² =
  18. 18.254² =
  19. 19.86² =
  20. 20.234² =
  21. 21.91² =
  22. 22.36² =
  23. 23.21² =
  24. 24.41² =
  25. 25.256² =
  26. 26.74² =
  27. 27.44² =
  28. 28.16² =
  29. 29.74² =
  30. 30.44² =
  31. 31.294² =
  32. 32.66² =
  33. 33.194² =
  34. 34.144² =
  35. 35.241² =
  36. 36.296² =
  37. 37.56² =
  38. 38.294² =
  39. 39.281² =
  40. 40.94² =

Answer key

  1. 78961
  2. 256
  3. 78961
  4. 121
  5. 1681
  6. 46656
  7. 4356
  8. 59536
  9. 18496
  10. 2116
  11. 81796
  12. 961
  13. 8281
  14. 576
  15. 12996
  16. 961
  17. 441
  18. 64516
  19. 7396
  20. 54756
  21. 8281
  22. 1296
  23. 441
  24. 1681
  25. 65536
  26. 5476
  27. 1936
  28. 256
  29. 5476
  30. 1936
  31. 86436
  32. 4356
  33. 37636
  34. 20736
  35. 58081
  36. 87616
  37. 3136
  38. 86436
  39. 78961
  40. 8836

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