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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 369 · 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. 1.31² =
  2. 2.46² =
  3. 3.31² =
  4. 4.81² =
  5. 5.31² =
  6. 6.91² =
  7. 7.46² =
  8. 8.246² =
  9. 9.66² =
  10. 10.36² =
  11. 11.14² =
  12. 12.184² =
  13. 13.166² =
  14. 14.184² =
  15. 15.264² =
  16. 16.196² =
  17. 17.244² =
  18. 18.161² =
  19. 19.91² =
  20. 20.106² =
  21. 21.231² =
  22. 22.31² =
  23. 23.71² =
  24. 24.34² =
  25. 25.41² =
  26. 26.184² =
  27. 27.74² =
  28. 28.81² =
  29. 29.281² =
  30. 30.41² =
  31. 31.81² =
  32. 32.74² =
  33. 33.104² =
  34. 34.86² =
  35. 35.41² =
  36. 36.244² =
  37. 37.296² =
  38. 38.56² =
  39. 39.34² =
  40. 40.154² =

Answer key

  1. 961
  2. 2116
  3. 961
  4. 6561
  5. 961
  6. 8281
  7. 2116
  8. 60516
  9. 4356
  10. 1296
  11. 196
  12. 33856
  13. 27556
  14. 33856
  15. 69696
  16. 38416
  17. 59536
  18. 25921
  19. 8281
  20. 11236
  21. 53361
  22. 961
  23. 5041
  24. 1156
  25. 1681
  26. 33856
  27. 5476
  28. 6561
  29. 78961
  30. 1681
  31. 6561
  32. 5476
  33. 10816
  34. 7396
  35. 1681
  36. 59536
  37. 87616
  38. 3136
  39. 1156
  40. 23716

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