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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 749 · 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. 2.86² =
  3. 3.266² =
  4. 4.81² =
  5. 5.156² =
  6. 6.96² =
  7. 7.234² =
  8. 8.11² =
  9. 9.54² =
  10. 10.271² =
  11. 11.61² =
  12. 12.66² =
  13. 13.34² =
  14. 14.271² =
  15. 15.71² =
  16. 16.281² =
  17. 17.86² =
  18. 18.64² =
  19. 19.26² =
  20. 20.51² =
  21. 21.56² =
  22. 22.231² =
  23. 23.106² =
  24. 24.86² =
  25. 25.91² =
  26. 26.51² =
  27. 27.104² =
  28. 28.24² =
  29. 29.126² =
  30. 30.54² =
  31. 31.61² =
  32. 32.201² =
  33. 33.301² =
  34. 34.91² =
  35. 35.204² =
  36. 36.76² =
  37. 37.24² =
  38. 38.36² =
  39. 39.76² =
  40. 40.46² =

Answer key

  1. 6561
  2. 7396
  3. 70756
  4. 6561
  5. 24336
  6. 9216
  7. 54756
  8. 121
  9. 2916
  10. 73441
  11. 3721
  12. 4356
  13. 1156
  14. 73441
  15. 5041
  16. 78961
  17. 7396
  18. 4096
  19. 676
  20. 2601
  21. 3136
  22. 53361
  23. 11236
  24. 7396
  25. 8281
  26. 2601
  27. 10816
  28. 576
  29. 15876
  30. 2916
  31. 3721
  32. 40401
  33. 90601
  34. 8281
  35. 41616
  36. 5776
  37. 576
  38. 1296
  39. 5776
  40. 2116

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