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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 165 · 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. 1.134² =
  2. 2.201² =
  3. 3.84² =
  4. 4.191² =
  5. 5.41² =
  6. 6.26² =
  7. 7.54² =
  8. 8.41² =
  9. 9.191² =
  10. 10.14² =
  11. 11.21² =
  12. 12.11² =
  13. 13.14² =
  14. 14.124² =
  15. 15.64² =
  16. 16.61² =
  17. 17.261² =
  18. 18.46² =
  19. 19.21² =
  20. 20.31² =
  21. 21.14² =
  22. 22.261² =
  23. 23.111² =
  24. 24.41² =
  25. 25.126² =
  26. 26.14² =
  27. 27.76² =
  28. 28.71² =
  29. 29.36² =
  30. 30.81² =
  31. 31.174² =
  32. 32.26² =
  33. 33.276² =
  34. 34.191² =
  35. 35.266² =
  36. 36.181² =
  37. 37.296² =
  38. 38.301² =
  39. 39.44² =
  40. 40.16² =

Answer key

  1. 17956
  2. 40401
  3. 7056
  4. 36481
  5. 1681
  6. 676
  7. 2916
  8. 1681
  9. 36481
  10. 196
  11. 441
  12. 121
  13. 196
  14. 15376
  15. 4096
  16. 3721
  17. 68121
  18. 2116
  19. 441
  20. 961
  21. 196
  22. 68121
  23. 12321
  24. 1681
  25. 15876
  26. 196
  27. 5776
  28. 5041
  29. 1296
  30. 6561
  31. 30276
  32. 676
  33. 76176
  34. 36481
  35. 70756
  36. 32761
  37. 87616
  38. 90601
  39. 1936
  40. 256

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