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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 623 · 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. 1.144² =
  2. 2.296² =
  3. 3.41² =
  4. 4.31² =
  5. 5.41² =
  6. 6.81² =
  7. 7.131² =
  8. 8.134² =
  9. 9.36² =
  10. 10.146² =
  11. 11.64² =
  12. 12.76² =
  13. 13.96² =
  14. 14.26² =
  15. 15.64² =
  16. 16.51² =
  17. 17.66² =
  18. 18.144² =
  19. 19.21² =
  20. 20.131² =
  21. 21.291² =
  22. 22.51² =
  23. 23.156² =
  24. 24.44² =
  25. 25.141² =
  26. 26.16² =
  27. 27.24² =
  28. 28.31² =
  29. 29.101² =
  30. 30.271² =
  31. 31.76² =
  32. 32.94² =
  33. 33.81² =
  34. 34.91² =
  35. 35.234² =
  36. 36.96² =
  37. 37.81² =
  38. 38.296² =
  39. 39.171² =
  40. 40.71² =

Answer key

  1. 20736
  2. 87616
  3. 1681
  4. 961
  5. 1681
  6. 6561
  7. 17161
  8. 17956
  9. 1296
  10. 21316
  11. 4096
  12. 5776
  13. 9216
  14. 676
  15. 4096
  16. 2601
  17. 4356
  18. 20736
  19. 441
  20. 17161
  21. 84681
  22. 2601
  23. 24336
  24. 1936
  25. 19881
  26. 256
  27. 576
  28. 961
  29. 10201
  30. 73441
  31. 5776
  32. 8836
  33. 6561
  34. 8281
  35. 54756
  36. 9216
  37. 6561
  38. 87616
  39. 29241
  40. 5041

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