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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 568 · 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. 2.144² =
  3. 3.96² =
  4. 4.84² =
  5. 5.44² =
  6. 6.11² =
  7. 7.26² =
  8. 8.21² =
  9. 9.61² =
  10. 10.21² =
  11. 11.71² =
  12. 12.221² =
  13. 13.101² =
  14. 14.151² =
  15. 15.174² =
  16. 16.104² =
  17. 17.146² =
  18. 18.66² =
  19. 19.306² =
  20. 20.261² =
  21. 21.21² =
  22. 22.266² =
  23. 23.106² =
  24. 24.76² =
  25. 25.156² =
  26. 26.21² =
  27. 27.94² =
  28. 28.54² =
  29. 29.174² =
  30. 30.124² =
  31. 31.211² =
  32. 32.301² =
  33. 33.41² =
  34. 34.26² =
  35. 35.44² =
  36. 36.34² =
  37. 37.54² =
  38. 38.96² =
  39. 39.46² =
  40. 40.201² =

Answer key

  1. 6561
  2. 20736
  3. 9216
  4. 7056
  5. 1936
  6. 121
  7. 676
  8. 441
  9. 3721
  10. 441
  11. 5041
  12. 48841
  13. 10201
  14. 22801
  15. 30276
  16. 10816
  17. 21316
  18. 4356
  19. 93636
  20. 68121
  21. 441
  22. 70756
  23. 11236
  24. 5776
  25. 24336
  26. 441
  27. 8836
  28. 2916
  29. 30276
  30. 15376
  31. 44521
  32. 90601
  33. 1681
  34. 676
  35. 1936
  36. 1156
  37. 2916
  38. 9216
  39. 2116
  40. 40401

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