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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 306 · 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. 2.251² =
  3. 3.224² =
  4. 4.91² =
  5. 5.94² =
  6. 6.11² =
  7. 7.81² =
  8. 8.286² =
  9. 9.171² =
  10. 10.84² =
  11. 11.96² =
  12. 12.224² =
  13. 13.64² =
  14. 14.24² =
  15. 15.84² =
  16. 16.44² =
  17. 17.291² =
  18. 18.76² =
  19. 19.41² =
  20. 20.16² =
  21. 21.84² =
  22. 22.64² =
  23. 23.16² =
  24. 24.206² =
  25. 25.116² =
  26. 26.221² =
  27. 27.66² =
  28. 28.196² =
  29. 29.111² =
  30. 30.81² =
  31. 31.21² =
  32. 32.234² =
  33. 33.16² =
  34. 34.56² =
  35. 35.61² =
  36. 36.76² =
  37. 37.96² =
  38. 38.91² =
  39. 39.81² =
  40. 40.11² =

Answer key

  1. 441
  2. 63001
  3. 50176
  4. 8281
  5. 8836
  6. 121
  7. 6561
  8. 81796
  9. 29241
  10. 7056
  11. 9216
  12. 50176
  13. 4096
  14. 576
  15. 7056
  16. 1936
  17. 84681
  18. 5776
  19. 1681
  20. 256
  21. 7056
  22. 4096
  23. 256
  24. 42436
  25. 13456
  26. 48841
  27. 4356
  28. 38416
  29. 12321
  30. 6561
  31. 441
  32. 54756
  33. 256
  34. 3136
  35. 3721
  36. 5776
  37. 9216
  38. 8281
  39. 6561
  40. 121

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