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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 888 · 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. 1.54² =
  2. 2.56² =
  3. 3.46² =
  4. 4.41² =
  5. 5.51² =
  6. 6.61² =
  7. 7.81² =
  8. 8.11² =
  9. 9.281² =
  10. 10.36² =
  11. 11.84² =
  12. 12.291² =
  13. 13.71² =
  14. 14.94² =
  15. 15.94² =
  16. 16.191² =
  17. 17.266² =
  18. 18.106² =
  19. 19.144² =
  20. 20.81² =
  21. 21.21² =
  22. 22.66² =
  23. 23.76² =
  24. 24.271² =
  25. 25.14² =
  26. 26.74² =
  27. 27.94² =
  28. 28.76² =
  29. 29.36² =
  30. 30.146² =
  31. 31.14² =
  32. 32.36² =
  33. 33.86² =
  34. 34.264² =
  35. 35.126² =
  36. 36.166² =
  37. 37.94² =
  38. 38.26² =
  39. 39.226² =
  40. 40.31² =

Answer key

  1. 2916
  2. 3136
  3. 2116
  4. 1681
  5. 2601
  6. 3721
  7. 6561
  8. 121
  9. 78961
  10. 1296
  11. 7056
  12. 84681
  13. 5041
  14. 8836
  15. 8836
  16. 36481
  17. 70756
  18. 11236
  19. 20736
  20. 6561
  21. 441
  22. 4356
  23. 5776
  24. 73441
  25. 196
  26. 5476
  27. 8836
  28. 5776
  29. 1296
  30. 21316
  31. 196
  32. 1296
  33. 7396
  34. 69696
  35. 15876
  36. 27556
  37. 8836
  38. 676
  39. 51076
  40. 961

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