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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 647 · 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. 1.54² =
  2. 2.36² =
  3. 3.24² =
  4. 4.101² =
  5. 5.26² =
  6. 6.104² =
  7. 7.136² =
  8. 8.141² =
  9. 9.24² =
  10. 10.111² =
  11. 11.224² =
  12. 12.76² =
  13. 13.94² =
  14. 14.64² =
  15. 15.16² =
  16. 16.44² =
  17. 17.131² =
  18. 18.11² =
  19. 19.96² =
  20. 20.54² =
  21. 21.34² =
  22. 22.144² =
  23. 23.74² =
  24. 24.21² =
  25. 25.26² =
  26. 26.116² =
  27. 27.34² =
  28. 28.74² =
  29. 29.104² =
  30. 30.66² =
  31. 31.24² =
  32. 32.124² =
  33. 33.56² =
  34. 34.56² =
  35. 35.81² =
  36. 36.31² =
  37. 37.121² =
  38. 38.76² =
  39. 39.61² =
  40. 40.284² =

Answer key

  1. 2916
  2. 1296
  3. 576
  4. 10201
  5. 676
  6. 10816
  7. 18496
  8. 19881
  9. 576
  10. 12321
  11. 50176
  12. 5776
  13. 8836
  14. 4096
  15. 256
  16. 1936
  17. 17161
  18. 121
  19. 9216
  20. 2916
  21. 1156
  22. 20736
  23. 5476
  24. 441
  25. 676
  26. 13456
  27. 1156
  28. 5476
  29. 10816
  30. 4356
  31. 576
  32. 15376
  33. 3136
  34. 3136
  35. 6561
  36. 961
  37. 14641
  38. 5776
  39. 3721
  40. 80656

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