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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 17 · 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. 1.64² =
  2. 2.121² =
  3. 3.241² =
  4. 4.31² =
  5. 5.161² =
  6. 6.76² =
  7. 7.96² =
  8. 8.201² =
  9. 9.31² =
  10. 10.286² =
  11. 11.56² =
  12. 12.291² =
  13. 13.41² =
  14. 14.184² =
  15. 15.36² =
  16. 16.91² =
  17. 17.136² =
  18. 18.154² =
  19. 19.114² =
  20. 20.76² =
  21. 21.76² =
  22. 22.296² =
  23. 23.94² =
  24. 24.51² =
  25. 25.26² =
  26. 26.84² =
  27. 27.86² =
  28. 28.91² =
  29. 29.11² =
  30. 30.136² =
  31. 31.206² =
  32. 32.261² =
  33. 33.91² =
  34. 34.16² =
  35. 35.14² =
  36. 36.41² =
  37. 37.306² =
  38. 38.256² =
  39. 39.11² =
  40. 40.84² =

Answer key

  1. 4096
  2. 14641
  3. 58081
  4. 961
  5. 25921
  6. 5776
  7. 9216
  8. 40401
  9. 961
  10. 81796
  11. 3136
  12. 84681
  13. 1681
  14. 33856
  15. 1296
  16. 8281
  17. 18496
  18. 23716
  19. 12996
  20. 5776
  21. 5776
  22. 87616
  23. 8836
  24. 2601
  25. 676
  26. 7056
  27. 7396
  28. 8281
  29. 121
  30. 18496
  31. 42436
  32. 68121
  33. 8281
  34. 256
  35. 196
  36. 1681
  37. 93636
  38. 65536
  39. 121
  40. 7056

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