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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 921 · 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. 1.41² =
  2. 2.271² =
  3. 3.304² =
  4. 4.46² =
  5. 5.171² =
  6. 6.244² =
  7. 7.51² =
  8. 8.166² =
  9. 9.54² =
  10. 10.171² =
  11. 11.96² =
  12. 12.14² =
  13. 13.34² =
  14. 14.194² =
  15. 15.36² =
  16. 16.24² =
  17. 17.106² =
  18. 18.111² =
  19. 19.86² =
  20. 20.81² =
  21. 21.71² =
  22. 22.91² =
  23. 23.124² =
  24. 24.36² =
  25. 25.56² =
  26. 26.61² =
  27. 27.16² =
  28. 28.284² =
  29. 29.234² =
  30. 30.86² =
  31. 31.84² =
  32. 32.111² =
  33. 33.96² =
  34. 34.94² =
  35. 35.86² =
  36. 36.21² =
  37. 37.76² =
  38. 38.14² =
  39. 39.14² =
  40. 40.94² =

Answer key

  1. 1681
  2. 73441
  3. 92416
  4. 2116
  5. 29241
  6. 59536
  7. 2601
  8. 27556
  9. 2916
  10. 29241
  11. 9216
  12. 196
  13. 1156
  14. 37636
  15. 1296
  16. 576
  17. 11236
  18. 12321
  19. 7396
  20. 6561
  21. 5041
  22. 8281
  23. 15376
  24. 1296
  25. 3136
  26. 3721
  27. 256
  28. 80656
  29. 54756
  30. 7396
  31. 7056
  32. 12321
  33. 9216
  34. 8836
  35. 7396
  36. 441
  37. 5776
  38. 196
  39. 196
  40. 8836

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