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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 890 · 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. 1.46² =
  2. 2.74² =
  3. 3.26² =
  4. 4.191² =
  5. 5.24² =
  6. 6.204² =
  7. 7.54² =
  8. 8.116² =
  9. 9.31² =
  10. 10.281² =
  11. 11.26² =
  12. 12.24² =
  13. 13.51² =
  14. 14.54² =
  15. 15.34² =
  16. 16.76² =
  17. 17.291² =
  18. 18.56² =
  19. 19.44² =
  20. 20.21² =
  21. 21.144² =
  22. 22.21² =
  23. 23.251² =
  24. 24.14² =
  25. 25.14² =
  26. 26.94² =
  27. 27.16² =
  28. 28.16² =
  29. 29.36² =
  30. 30.56² =
  31. 31.94² =
  32. 32.16² =
  33. 33.144² =
  34. 34.214² =
  35. 35.101² =
  36. 36.91² =
  37. 37.21² =
  38. 38.74² =
  39. 39.44² =
  40. 40.251² =

Answer key

  1. 2116
  2. 5476
  3. 676
  4. 36481
  5. 576
  6. 41616
  7. 2916
  8. 13456
  9. 961
  10. 78961
  11. 676
  12. 576
  13. 2601
  14. 2916
  15. 1156
  16. 5776
  17. 84681
  18. 3136
  19. 1936
  20. 441
  21. 20736
  22. 441
  23. 63001
  24. 196
  25. 196
  26. 8836
  27. 256
  28. 256
  29. 1296
  30. 3136
  31. 8836
  32. 256
  33. 20736
  34. 45796
  35. 10201
  36. 8281
  37. 441
  38. 5476
  39. 1936
  40. 63001

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