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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 555 · 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. 1.61² =
  2. 2.44² =
  3. 3.26² =
  4. 4.46² =
  5. 5.164² =
  6. 6.41² =
  7. 7.16² =
  8. 8.46² =
  9. 9.84² =
  10. 10.31² =
  11. 11.226² =
  12. 12.54² =
  13. 13.141² =
  14. 14.96² =
  15. 15.74² =
  16. 16.56² =
  17. 17.61² =
  18. 18.196² =
  19. 19.36² =
  20. 20.91² =
  21. 21.21² =
  22. 22.281² =
  23. 23.111² =
  24. 24.86² =
  25. 25.34² =
  26. 26.26² =
  27. 27.56² =
  28. 28.256² =
  29. 29.261² =
  30. 30.36² =
  31. 31.46² =
  32. 32.264² =
  33. 33.121² =
  34. 34.16² =
  35. 35.44² =
  36. 36.91² =
  37. 37.81² =
  38. 38.21² =
  39. 39.184² =
  40. 40.274² =

Answer key

  1. 3721
  2. 1936
  3. 676
  4. 2116
  5. 26896
  6. 1681
  7. 256
  8. 2116
  9. 7056
  10. 961
  11. 51076
  12. 2916
  13. 19881
  14. 9216
  15. 5476
  16. 3136
  17. 3721
  18. 38416
  19. 1296
  20. 8281
  21. 441
  22. 78961
  23. 12321
  24. 7396
  25. 1156
  26. 676
  27. 3136
  28. 65536
  29. 68121
  30. 1296
  31. 2116
  32. 69696
  33. 14641
  34. 256
  35. 1936
  36. 8281
  37. 6561
  38. 441
  39. 33856
  40. 75076

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