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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 798 · 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. 1.66² =
  2. 2.51² =
  3. 3.21² =
  4. 4.234² =
  5. 5.46² =
  6. 6.74² =
  7. 7.276² =
  8. 8.81² =
  9. 9.34² =
  10. 10.51² =
  11. 11.46² =
  12. 12.96² =
  13. 13.64² =
  14. 14.61² =
  15. 15.26² =
  16. 16.181² =
  17. 17.234² =
  18. 18.71² =
  19. 19.121² =
  20. 20.96² =
  21. 21.16² =
  22. 22.14² =
  23. 23.21² =
  24. 24.11² =
  25. 25.56² =
  26. 26.291² =
  27. 27.36² =
  28. 28.56² =
  29. 29.64² =
  30. 30.34² =
  31. 31.54² =
  32. 32.26² =
  33. 33.194² =
  34. 34.84² =
  35. 35.141² =
  36. 36.76² =
  37. 37.26² =
  38. 38.16² =
  39. 39.86² =
  40. 40.74² =

Answer key

  1. 4356
  2. 2601
  3. 441
  4. 54756
  5. 2116
  6. 5476
  7. 76176
  8. 6561
  9. 1156
  10. 2601
  11. 2116
  12. 9216
  13. 4096
  14. 3721
  15. 676
  16. 32761
  17. 54756
  18. 5041
  19. 14641
  20. 9216
  21. 256
  22. 196
  23. 441
  24. 121
  25. 3136
  26. 84681
  27. 1296
  28. 3136
  29. 4096
  30. 1156
  31. 2916
  32. 676
  33. 37636
  34. 7056
  35. 19881
  36. 5776
  37. 676
  38. 256
  39. 7396
  40. 5476

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