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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 223 · 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. 1.16² =
  2. 2.194² =
  3. 3.154² =
  4. 4.221² =
  5. 5.231² =
  6. 6.286² =
  7. 7.71² =
  8. 8.71² =
  9. 9.51² =
  10. 10.91² =
  11. 11.86² =
  12. 12.186² =
  13. 13.224² =
  14. 14.31² =
  15. 15.26² =
  16. 16.96² =
  17. 17.74² =
  18. 18.56² =
  19. 19.186² =
  20. 20.24² =
  21. 21.41² =
  22. 22.144² =
  23. 23.31² =
  24. 24.301² =
  25. 25.224² =
  26. 26.264² =
  27. 27.24² =
  28. 28.231² =
  29. 29.21² =
  30. 30.26² =
  31. 31.26² =
  32. 32.264² =
  33. 33.24² =
  34. 34.36² =
  35. 35.51² =
  36. 36.66² =
  37. 37.26² =
  38. 38.86² =
  39. 39.214² =
  40. 40.121² =

Answer key

  1. 256
  2. 37636
  3. 23716
  4. 48841
  5. 53361
  6. 81796
  7. 5041
  8. 5041
  9. 2601
  10. 8281
  11. 7396
  12. 34596
  13. 50176
  14. 961
  15. 676
  16. 9216
  17. 5476
  18. 3136
  19. 34596
  20. 576
  21. 1681
  22. 20736
  23. 961
  24. 90601
  25. 50176
  26. 69696
  27. 576
  28. 53361
  29. 441
  30. 676
  31. 676
  32. 69696
  33. 576
  34. 1296
  35. 2601
  36. 4356
  37. 676
  38. 7396
  39. 45796
  40. 14641

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