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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 145 · 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. 1.66² =
  2. 2.41² =
  3. 3.56² =
  4. 4.301² =
  5. 5.101² =
  6. 6.71² =
  7. 7.31² =
  8. 8.11² =
  9. 9.21² =
  10. 10.21² =
  11. 11.96² =
  12. 12.131² =
  13. 13.14² =
  14. 14.101² =
  15. 15.56² =
  16. 16.31² =
  17. 17.84² =
  18. 18.44² =
  19. 19.26² =
  20. 20.14² =
  21. 21.246² =
  22. 22.36² =
  23. 23.121² =
  24. 24.264² =
  25. 25.131² =
  26. 26.191² =
  27. 27.64² =
  28. 28.296² =
  29. 29.84² =
  30. 30.284² =
  31. 31.41² =
  32. 32.221² =
  33. 33.44² =
  34. 34.161² =
  35. 35.36² =
  36. 36.111² =
  37. 37.296² =
  38. 38.31² =
  39. 39.74² =
  40. 40.41² =

Answer key

  1. 4356
  2. 1681
  3. 3136
  4. 90601
  5. 10201
  6. 5041
  7. 961
  8. 121
  9. 441
  10. 441
  11. 9216
  12. 17161
  13. 196
  14. 10201
  15. 3136
  16. 961
  17. 7056
  18. 1936
  19. 676
  20. 196
  21. 60516
  22. 1296
  23. 14641
  24. 69696
  25. 17161
  26. 36481
  27. 4096
  28. 87616
  29. 7056
  30. 80656
  31. 1681
  32. 48841
  33. 1936
  34. 25921
  35. 1296
  36. 12321
  37. 87616
  38. 961
  39. 5476
  40. 1681

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