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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 951 · 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. 1.21² =
  2. 2.26² =
  3. 3.261² =
  4. 4.181² =
  5. 5.76² =
  6. 6.96² =
  7. 7.46² =
  8. 8.21² =
  9. 9.74² =
  10. 10.296² =
  11. 11.24² =
  12. 12.16² =
  13. 13.54² =
  14. 14.174² =
  15. 15.24² =
  16. 16.14² =
  17. 17.184² =
  18. 18.154² =
  19. 19.14² =
  20. 20.54² =
  21. 21.26² =
  22. 22.31² =
  23. 23.261² =
  24. 24.284² =
  25. 25.76² =
  26. 26.296² =
  27. 27.34² =
  28. 28.136² =
  29. 29.91² =
  30. 30.91² =
  31. 31.221² =
  32. 32.96² =
  33. 33.24² =
  34. 34.71² =
  35. 35.161² =
  36. 36.64² =
  37. 37.14² =
  38. 38.56² =
  39. 39.66² =
  40. 40.11² =

Answer key

  1. 441
  2. 676
  3. 68121
  4. 32761
  5. 5776
  6. 9216
  7. 2116
  8. 441
  9. 5476
  10. 87616
  11. 576
  12. 256
  13. 2916
  14. 30276
  15. 576
  16. 196
  17. 33856
  18. 23716
  19. 196
  20. 2916
  21. 676
  22. 961
  23. 68121
  24. 80656
  25. 5776
  26. 87616
  27. 1156
  28. 18496
  29. 8281
  30. 8281
  31. 48841
  32. 9216
  33. 576
  34. 5041
  35. 25921
  36. 4096
  37. 196
  38. 3136
  39. 4356
  40. 121

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