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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 806 · 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. 1.66² =
  2. 2.261² =
  3. 3.194² =
  4. 4.41² =
  5. 5.94² =
  6. 6.216² =
  7. 7.161² =
  8. 8.54² =
  9. 9.266² =
  10. 10.31² =
  11. 11.211² =
  12. 12.91² =
  13. 13.156² =
  14. 14.294² =
  15. 15.94² =
  16. 16.124² =
  17. 17.46² =
  18. 18.81² =
  19. 19.31² =
  20. 20.274² =
  21. 21.46² =
  22. 22.286² =
  23. 23.61² =
  24. 24.81² =
  25. 25.86² =
  26. 26.44² =
  27. 27.234² =
  28. 28.14² =
  29. 29.181² =
  30. 30.144² =
  31. 31.221² =
  32. 32.61² =
  33. 33.194² =
  34. 34.264² =
  35. 35.44² =
  36. 36.94² =
  37. 37.54² =
  38. 38.66² =
  39. 39.26² =
  40. 40.256² =

Answer key

  1. 4356
  2. 68121
  3. 37636
  4. 1681
  5. 8836
  6. 46656
  7. 25921
  8. 2916
  9. 70756
  10. 961
  11. 44521
  12. 8281
  13. 24336
  14. 86436
  15. 8836
  16. 15376
  17. 2116
  18. 6561
  19. 961
  20. 75076
  21. 2116
  22. 81796
  23. 3721
  24. 6561
  25. 7396
  26. 1936
  27. 54756
  28. 196
  29. 32761
  30. 20736
  31. 48841
  32. 3721
  33. 37636
  34. 69696
  35. 1936
  36. 8836
  37. 2916
  38. 4356
  39. 676
  40. 65536

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