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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 23 · 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. 1.221² =
  2. 2.161² =
  3. 3.24² =
  4. 4.51² =
  5. 5.31² =
  6. 6.151² =
  7. 7.261² =
  8. 8.156² =
  9. 9.86² =
  10. 10.81² =
  11. 11.224² =
  12. 12.144² =
  13. 13.64² =
  14. 14.44² =
  15. 15.14² =
  16. 16.54² =
  17. 17.26² =
  18. 18.44² =
  19. 19.211² =
  20. 20.146² =
  21. 21.231² =
  22. 22.54² =
  23. 23.166² =
  24. 24.284² =
  25. 25.96² =
  26. 26.14² =
  27. 27.231² =
  28. 28.301² =
  29. 29.304² =
  30. 30.294² =
  31. 31.61² =
  32. 32.224² =
  33. 33.151² =
  34. 34.11² =
  35. 35.64² =
  36. 36.84² =
  37. 37.106² =
  38. 38.96² =
  39. 39.41² =
  40. 40.124² =

Answer key

  1. 48841
  2. 25921
  3. 576
  4. 2601
  5. 961
  6. 22801
  7. 68121
  8. 24336
  9. 7396
  10. 6561
  11. 50176
  12. 20736
  13. 4096
  14. 1936
  15. 196
  16. 2916
  17. 676
  18. 1936
  19. 44521
  20. 21316
  21. 53361
  22. 2916
  23. 27556
  24. 80656
  25. 9216
  26. 196
  27. 53361
  28. 90601
  29. 92416
  30. 86436
  31. 3721
  32. 50176
  33. 22801
  34. 121
  35. 4096
  36. 7056
  37. 11236
  38. 9216
  39. 1681
  40. 15376

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