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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 611 · 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. 1.51² =
  2. 2.91² =
  3. 3.31² =
  4. 4.11² =
  5. 5.61² =
  6. 6.14² =
  7. 7.141² =
  8. 8.294² =
  9. 9.224² =
  10. 10.166² =
  11. 11.74² =
  12. 12.44² =
  13. 13.301² =
  14. 14.16² =
  15. 15.116² =
  16. 16.74² =
  17. 17.46² =
  18. 18.271² =
  19. 19.274² =
  20. 20.91² =
  21. 21.254² =
  22. 22.76² =
  23. 23.36² =
  24. 24.74² =
  25. 25.31² =
  26. 26.166² =
  27. 27.41² =
  28. 28.136² =
  29. 29.11² =
  30. 30.56² =
  31. 31.11² =
  32. 32.91² =
  33. 33.264² =
  34. 34.21² =
  35. 35.94² =
  36. 36.91² =
  37. 37.144² =
  38. 38.96² =
  39. 39.21² =
  40. 40.74² =

Answer key

  1. 2601
  2. 8281
  3. 961
  4. 121
  5. 3721
  6. 196
  7. 19881
  8. 86436
  9. 50176
  10. 27556
  11. 5476
  12. 1936
  13. 90601
  14. 256
  15. 13456
  16. 5476
  17. 2116
  18. 73441
  19. 75076
  20. 8281
  21. 64516
  22. 5776
  23. 1296
  24. 5476
  25. 961
  26. 27556
  27. 1681
  28. 18496
  29. 121
  30. 3136
  31. 121
  32. 8281
  33. 69696
  34. 441
  35. 8836
  36. 8281
  37. 20736
  38. 9216
  39. 441
  40. 5476

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