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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 648 · 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. 1.96² =
  2. 2.91² =
  3. 3.146² =
  4. 4.301² =
  5. 5.31² =
  6. 6.46² =
  7. 7.101² =
  8. 8.16² =
  9. 9.46² =
  10. 10.31² =
  11. 11.216² =
  12. 12.191² =
  13. 13.76² =
  14. 14.74² =
  15. 15.26² =
  16. 16.51² =
  17. 17.26² =
  18. 18.54² =
  19. 19.166² =
  20. 20.21² =
  21. 21.84² =
  22. 22.76² =
  23. 23.61² =
  24. 24.41² =
  25. 25.36² =
  26. 26.61² =
  27. 27.26² =
  28. 28.31² =
  29. 29.31² =
  30. 30.51² =
  31. 31.54² =
  32. 32.81² =
  33. 33.61² =
  34. 34.81² =
  35. 35.94² =
  36. 36.94² =
  37. 37.14² =
  38. 38.246² =
  39. 39.14² =
  40. 40.81² =

Answer key

  1. 9216
  2. 8281
  3. 21316
  4. 90601
  5. 961
  6. 2116
  7. 10201
  8. 256
  9. 2116
  10. 961
  11. 46656
  12. 36481
  13. 5776
  14. 5476
  15. 676
  16. 2601
  17. 676
  18. 2916
  19. 27556
  20. 441
  21. 7056
  22. 5776
  23. 3721
  24. 1681
  25. 1296
  26. 3721
  27. 676
  28. 961
  29. 961
  30. 2601
  31. 2916
  32. 6561
  33. 3721
  34. 6561
  35. 8836
  36. 8836
  37. 196
  38. 60516
  39. 196
  40. 6561

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