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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 421 · 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. 2.176² =
  3. 3.11² =
  4. 4.94² =
  5. 5.176² =
  6. 6.234² =
  7. 7.56² =
  8. 8.134² =
  9. 9.86² =
  10. 10.46² =
  11. 11.164² =
  12. 12.91² =
  13. 13.224² =
  14. 14.31² =
  15. 15.31² =
  16. 16.81² =
  17. 17.286² =
  18. 18.234² =
  19. 19.14² =
  20. 20.116² =
  21. 21.66² =
  22. 22.44² =
  23. 23.54² =
  24. 24.11² =
  25. 25.191² =
  26. 26.71² =
  27. 27.21² =
  28. 28.181² =
  29. 29.41² =
  30. 30.211² =
  31. 31.14² =
  32. 32.124² =
  33. 33.64² =
  34. 34.61² =
  35. 35.201² =
  36. 36.164² =
  37. 37.41² =
  38. 38.121² =
  39. 39.24² =
  40. 40.106² =

Answer key

  1. 961
  2. 30976
  3. 121
  4. 8836
  5. 30976
  6. 54756
  7. 3136
  8. 17956
  9. 7396
  10. 2116
  11. 26896
  12. 8281
  13. 50176
  14. 961
  15. 961
  16. 6561
  17. 81796
  18. 54756
  19. 196
  20. 13456
  21. 4356
  22. 1936
  23. 2916
  24. 121
  25. 36481
  26. 5041
  27. 441
  28. 32761
  29. 1681
  30. 44521
  31. 196
  32. 15376
  33. 4096
  34. 3721
  35. 40401
  36. 26896
  37. 1681
  38. 14641
  39. 576
  40. 11236

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