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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 47 · 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. 1.91² =
  2. 2.221² =
  3. 3.241² =
  4. 4.76² =
  5. 5.124² =
  6. 6.31² =
  7. 7.254² =
  8. 8.41² =
  9. 9.21² =
  10. 10.276² =
  11. 11.34² =
  12. 12.246² =
  13. 13.194² =
  14. 14.274² =
  15. 15.91² =
  16. 16.81² =
  17. 17.54² =
  18. 18.181² =
  19. 19.166² =
  20. 20.261² =
  21. 21.14² =
  22. 22.116² =
  23. 23.94² =
  24. 24.151² =
  25. 25.21² =
  26. 26.41² =
  27. 27.26² =
  28. 28.56² =
  29. 29.264² =
  30. 30.66² =
  31. 31.16² =
  32. 32.304² =
  33. 33.21² =
  34. 34.86² =
  35. 35.34² =
  36. 36.66² =
  37. 37.264² =
  38. 38.306² =
  39. 39.256² =
  40. 40.111² =

Answer key

  1. 8281
  2. 48841
  3. 58081
  4. 5776
  5. 15376
  6. 961
  7. 64516
  8. 1681
  9. 441
  10. 76176
  11. 1156
  12. 60516
  13. 37636
  14. 75076
  15. 8281
  16. 6561
  17. 2916
  18. 32761
  19. 27556
  20. 68121
  21. 196
  22. 13456
  23. 8836
  24. 22801
  25. 441
  26. 1681
  27. 676
  28. 3136
  29. 69696
  30. 4356
  31. 256
  32. 92416
  33. 441
  34. 7396
  35. 1156
  36. 4356
  37. 69696
  38. 93636
  39. 65536
  40. 12321

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