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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 732 · 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. 2.14² =
  3. 3.264² =
  4. 4.101² =
  5. 5.211² =
  6. 6.54² =
  7. 7.51² =
  8. 8.51² =
  9. 9.294² =
  10. 10.271² =
  11. 11.41² =
  12. 12.81² =
  13. 13.31² =
  14. 14.54² =
  15. 15.96² =
  16. 16.271² =
  17. 17.34² =
  18. 18.36² =
  19. 19.14² =
  20. 20.11² =
  21. 21.86² =
  22. 22.304² =
  23. 23.51² =
  24. 24.46² =
  25. 25.244² =
  26. 26.91² =
  27. 27.201² =
  28. 28.231² =
  29. 29.51² =
  30. 30.76² =
  31. 31.41² =
  32. 32.161² =
  33. 33.211² =
  34. 34.51² =
  35. 35.26² =
  36. 36.234² =
  37. 37.46² =
  38. 38.216² =
  39. 39.151² =
  40. 40.71² =

Answer key

  1. 6561
  2. 196
  3. 69696
  4. 10201
  5. 44521
  6. 2916
  7. 2601
  8. 2601
  9. 86436
  10. 73441
  11. 1681
  12. 6561
  13. 961
  14. 2916
  15. 9216
  16. 73441
  17. 1156
  18. 1296
  19. 196
  20. 121
  21. 7396
  22. 92416
  23. 2601
  24. 2116
  25. 59536
  26. 8281
  27. 40401
  28. 53361
  29. 2601
  30. 5776
  31. 1681
  32. 25921
  33. 44521
  34. 2601
  35. 676
  36. 54756
  37. 2116
  38. 46656
  39. 22801
  40. 5041

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