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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 830 · 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. 2.41² =
  3. 3.181² =
  4. 4.306² =
  5. 5.24² =
  6. 6.71² =
  7. 7.114² =
  8. 8.46² =
  9. 9.296² =
  10. 10.246² =
  11. 11.126² =
  12. 12.134² =
  13. 13.244² =
  14. 14.54² =
  15. 15.176² =
  16. 16.91² =
  17. 17.84² =
  18. 18.61² =
  19. 19.26² =
  20. 20.24² =
  21. 21.214² =
  22. 22.84² =
  23. 23.191² =
  24. 24.154² =
  25. 25.54² =
  26. 26.86² =
  27. 27.41² =
  28. 28.91² =
  29. 29.86² =
  30. 30.91² =
  31. 31.21² =
  32. 32.121² =
  33. 33.96² =
  34. 34.26² =
  35. 35.26² =
  36. 36.171² =
  37. 37.271² =
  38. 38.31² =
  39. 39.46² =
  40. 40.121² =

Answer key

  1. 256
  2. 1681
  3. 32761
  4. 93636
  5. 576
  6. 5041
  7. 12996
  8. 2116
  9. 87616
  10. 60516
  11. 15876
  12. 17956
  13. 59536
  14. 2916
  15. 30976
  16. 8281
  17. 7056
  18. 3721
  19. 676
  20. 576
  21. 45796
  22. 7056
  23. 36481
  24. 23716
  25. 2916
  26. 7396
  27. 1681
  28. 8281
  29. 7396
  30. 8281
  31. 441
  32. 14641
  33. 9216
  34. 676
  35. 676
  36. 29241
  37. 73441
  38. 961
  39. 2116
  40. 14641

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