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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 917 · 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. 1.81² =
  2. 2.91² =
  3. 3.56² =
  4. 4.36² =
  5. 5.61² =
  6. 6.21² =
  7. 7.26² =
  8. 8.186² =
  9. 9.84² =
  10. 10.34² =
  11. 11.46² =
  12. 12.191² =
  13. 13.274² =
  14. 14.244² =
  15. 15.221² =
  16. 16.26² =
  17. 17.141² =
  18. 18.56² =
  19. 19.24² =
  20. 20.31² =
  21. 21.184² =
  22. 22.81² =
  23. 23.154² =
  24. 24.41² =
  25. 25.241² =
  26. 26.41² =
  27. 27.184² =
  28. 28.11² =
  29. 29.31² =
  30. 30.64² =
  31. 31.246² =
  32. 32.44² =
  33. 33.36² =
  34. 34.46² =
  35. 35.161² =
  36. 36.16² =
  37. 37.46² =
  38. 38.41² =
  39. 39.251² =
  40. 40.96² =

Answer key

  1. 6561
  2. 8281
  3. 3136
  4. 1296
  5. 3721
  6. 441
  7. 676
  8. 34596
  9. 7056
  10. 1156
  11. 2116
  12. 36481
  13. 75076
  14. 59536
  15. 48841
  16. 676
  17. 19881
  18. 3136
  19. 576
  20. 961
  21. 33856
  22. 6561
  23. 23716
  24. 1681
  25. 58081
  26. 1681
  27. 33856
  28. 121
  29. 961
  30. 4096
  31. 60516
  32. 1936
  33. 1296
  34. 2116
  35. 25921
  36. 256
  37. 2116
  38. 1681
  39. 63001
  40. 9216

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