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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 278 · 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. 1.184² =
  2. 2.56² =
  3. 3.51² =
  4. 4.21² =
  5. 5.56² =
  6. 6.101² =
  7. 7.294² =
  8. 8.294² =
  9. 9.51² =
  10. 10.296² =
  11. 11.16² =
  12. 12.61² =
  13. 13.266² =
  14. 14.26² =
  15. 15.71² =
  16. 16.54² =
  17. 17.301² =
  18. 18.24² =
  19. 19.41² =
  20. 20.54² =
  21. 21.74² =
  22. 22.66² =
  23. 23.121² =
  24. 24.194² =
  25. 25.81² =
  26. 26.116² =
  27. 27.66² =
  28. 28.131² =
  29. 29.71² =
  30. 30.96² =
  31. 31.94² =
  32. 32.11² =
  33. 33.21² =
  34. 34.124² =
  35. 35.96² =
  36. 36.271² =
  37. 37.41² =
  38. 38.86² =
  39. 39.11² =
  40. 40.84² =

Answer key

  1. 33856
  2. 3136
  3. 2601
  4. 441
  5. 3136
  6. 10201
  7. 86436
  8. 86436
  9. 2601
  10. 87616
  11. 256
  12. 3721
  13. 70756
  14. 676
  15. 5041
  16. 2916
  17. 90601
  18. 576
  19. 1681
  20. 2916
  21. 5476
  22. 4356
  23. 14641
  24. 37636
  25. 6561
  26. 13456
  27. 4356
  28. 17161
  29. 5041
  30. 9216
  31. 8836
  32. 121
  33. 441
  34. 15376
  35. 9216
  36. 73441
  37. 1681
  38. 7396
  39. 121
  40. 7056

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