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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 551 · 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. 1.21² =
  2. 2.14² =
  3. 3.66² =
  4. 4.76² =
  5. 5.111² =
  6. 6.34² =
  7. 7.111² =
  8. 8.46² =
  9. 9.71² =
  10. 10.61² =
  11. 11.156² =
  12. 12.136² =
  13. 13.81² =
  14. 14.204² =
  15. 15.84² =
  16. 16.81² =
  17. 17.224² =
  18. 18.46² =
  19. 19.54² =
  20. 20.36² =
  21. 21.144² =
  22. 22.36² =
  23. 23.41² =
  24. 24.26² =
  25. 25.244² =
  26. 26.111² =
  27. 27.71² =
  28. 28.61² =
  29. 29.31² =
  30. 30.264² =
  31. 31.71² =
  32. 32.61² =
  33. 33.84² =
  34. 34.254² =
  35. 35.264² =
  36. 36.221² =
  37. 37.14² =
  38. 38.11² =
  39. 39.56² =
  40. 40.131² =

Answer key

  1. 441
  2. 196
  3. 4356
  4. 5776
  5. 12321
  6. 1156
  7. 12321
  8. 2116
  9. 5041
  10. 3721
  11. 24336
  12. 18496
  13. 6561
  14. 41616
  15. 7056
  16. 6561
  17. 50176
  18. 2116
  19. 2916
  20. 1296
  21. 20736
  22. 1296
  23. 1681
  24. 676
  25. 59536
  26. 12321
  27. 5041
  28. 3721
  29. 961
  30. 69696
  31. 5041
  32. 3721
  33. 7056
  34. 64516
  35. 69696
  36. 48841
  37. 196
  38. 121
  39. 3136
  40. 17161

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