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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 889 · 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. 1.51² =
  2. 2.44² =
  3. 3.94² =
  4. 4.81² =
  5. 5.284² =
  6. 6.64² =
  7. 7.36² =
  8. 8.31² =
  9. 9.166² =
  10. 10.194² =
  11. 11.61² =
  12. 12.171² =
  13. 13.91² =
  14. 14.291² =
  15. 15.36² =
  16. 16.24² =
  17. 17.221² =
  18. 18.166² =
  19. 19.284² =
  20. 20.241² =
  21. 21.81² =
  22. 22.114² =
  23. 23.36² =
  24. 24.91² =
  25. 25.91² =
  26. 26.11² =
  27. 27.284² =
  28. 28.16² =
  29. 29.56² =
  30. 30.141² =
  31. 31.144² =
  32. 32.216² =
  33. 33.31² =
  34. 34.286² =
  35. 35.44² =
  36. 36.276² =
  37. 37.86² =
  38. 38.231² =
  39. 39.124² =
  40. 40.34² =

Answer key

  1. 2601
  2. 1936
  3. 8836
  4. 6561
  5. 80656
  6. 4096
  7. 1296
  8. 961
  9. 27556
  10. 37636
  11. 3721
  12. 29241
  13. 8281
  14. 84681
  15. 1296
  16. 576
  17. 48841
  18. 27556
  19. 80656
  20. 58081
  21. 6561
  22. 12996
  23. 1296
  24. 8281
  25. 8281
  26. 121
  27. 80656
  28. 256
  29. 3136
  30. 19881
  31. 20736
  32. 46656
  33. 961
  34. 81796
  35. 1936
  36. 76176
  37. 7396
  38. 53361
  39. 15376
  40. 1156

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