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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 546 · 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. 1.16² =
  2. 2.31² =
  3. 3.176² =
  4. 4.61² =
  5. 5.171² =
  6. 6.194² =
  7. 7.156² =
  8. 8.84² =
  9. 9.41² =
  10. 10.101² =
  11. 11.74² =
  12. 12.24² =
  13. 13.41² =
  14. 14.121² =
  15. 15.164² =
  16. 16.56² =
  17. 17.46² =
  18. 18.16² =
  19. 19.46² =
  20. 20.84² =
  21. 21.271² =
  22. 22.41² =
  23. 23.64² =
  24. 24.24² =
  25. 25.144² =
  26. 26.151² =
  27. 27.44² =
  28. 28.74² =
  29. 29.71² =
  30. 30.74² =
  31. 31.66² =
  32. 32.56² =
  33. 33.64² =
  34. 34.76² =
  35. 35.86² =
  36. 36.56² =
  37. 37.184² =
  38. 38.21² =
  39. 39.174² =
  40. 40.104² =

Answer key

  1. 256
  2. 961
  3. 30976
  4. 3721
  5. 29241
  6. 37636
  7. 24336
  8. 7056
  9. 1681
  10. 10201
  11. 5476
  12. 576
  13. 1681
  14. 14641
  15. 26896
  16. 3136
  17. 2116
  18. 256
  19. 2116
  20. 7056
  21. 73441
  22. 1681
  23. 4096
  24. 576
  25. 20736
  26. 22801
  27. 1936
  28. 5476
  29. 5041
  30. 5476
  31. 4356
  32. 3136
  33. 4096
  34. 5776
  35. 7396
  36. 3136
  37. 33856
  38. 441
  39. 30276
  40. 10816

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