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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 875 · 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. 1.81² =
  2. 2.16² =
  3. 3.21² =
  4. 4.51² =
  5. 5.21² =
  6. 6.66² =
  7. 7.276² =
  8. 8.106² =
  9. 9.41² =
  10. 10.31² =
  11. 11.286² =
  12. 12.204² =
  13. 13.14² =
  14. 14.144² =
  15. 15.114² =
  16. 16.21² =
  17. 17.154² =
  18. 18.236² =
  19. 19.64² =
  20. 20.41² =
  21. 21.36² =
  22. 22.44² =
  23. 23.11² =
  24. 24.84² =
  25. 25.14² =
  26. 26.51² =
  27. 27.61² =
  28. 28.221² =
  29. 29.251² =
  30. 30.81² =
  31. 31.36² =
  32. 32.44² =
  33. 33.134² =
  34. 34.31² =
  35. 35.56² =
  36. 36.41² =
  37. 37.194² =
  38. 38.294² =
  39. 39.21² =
  40. 40.86² =

Answer key

  1. 6561
  2. 256
  3. 441
  4. 2601
  5. 441
  6. 4356
  7. 76176
  8. 11236
  9. 1681
  10. 961
  11. 81796
  12. 41616
  13. 196
  14. 20736
  15. 12996
  16. 441
  17. 23716
  18. 55696
  19. 4096
  20. 1681
  21. 1296
  22. 1936
  23. 121
  24. 7056
  25. 196
  26. 2601
  27. 3721
  28. 48841
  29. 63001
  30. 6561
  31. 1296
  32. 1936
  33. 17956
  34. 961
  35. 3136
  36. 1681
  37. 37636
  38. 86436
  39. 441
  40. 7396

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