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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 402 · 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. 2.101² =
  3. 3.11² =
  4. 4.36² =
  5. 5.61² =
  6. 6.126² =
  7. 7.214² =
  8. 8.196² =
  9. 9.136² =
  10. 10.154² =
  11. 11.151² =
  12. 12.81² =
  13. 13.56² =
  14. 14.146² =
  15. 15.44² =
  16. 16.224² =
  17. 17.41² =
  18. 18.306² =
  19. 19.144² =
  20. 20.21² =
  21. 21.54² =
  22. 22.56² =
  23. 23.294² =
  24. 24.11² =
  25. 25.126² =
  26. 26.301² =
  27. 27.221² =
  28. 28.201² =
  29. 29.294² =
  30. 30.21² =
  31. 31.216² =
  32. 32.31² =
  33. 33.144² =
  34. 34.56² =
  35. 35.154² =
  36. 36.11² =
  37. 37.16² =
  38. 38.31² =
  39. 39.21² =
  40. 40.51² =

Answer key

  1. 256
  2. 10201
  3. 121
  4. 1296
  5. 3721
  6. 15876
  7. 45796
  8. 38416
  9. 18496
  10. 23716
  11. 22801
  12. 6561
  13. 3136
  14. 21316
  15. 1936
  16. 50176
  17. 1681
  18. 93636
  19. 20736
  20. 441
  21. 2916
  22. 3136
  23. 86436
  24. 121
  25. 15876
  26. 90601
  27. 48841
  28. 40401
  29. 86436
  30. 441
  31. 46656
  32. 961
  33. 20736
  34. 3136
  35. 23716
  36. 121
  37. 256
  38. 961
  39. 441
  40. 2601

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