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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 201 · 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. 2.201² =
  3. 3.34² =
  4. 4.41² =
  5. 5.66² =
  6. 6.261² =
  7. 7.204² =
  8. 8.101² =
  9. 9.86² =
  10. 10.174² =
  11. 11.86² =
  12. 12.261² =
  13. 13.134² =
  14. 14.134² =
  15. 15.44² =
  16. 16.16² =
  17. 17.236² =
  18. 18.16² =
  19. 19.41² =
  20. 20.16² =
  21. 21.36² =
  22. 22.36² =
  23. 23.81² =
  24. 24.121² =
  25. 25.294² =
  26. 26.121² =
  27. 27.256² =
  28. 28.74² =
  29. 29.11² =
  30. 30.71² =
  31. 31.181² =
  32. 32.286² =
  33. 33.221² =
  34. 34.264² =
  35. 35.74² =
  36. 36.56² =
  37. 37.34² =
  38. 38.64² =
  39. 39.76² =
  40. 40.51² =

Answer key

  1. 256
  2. 40401
  3. 1156
  4. 1681
  5. 4356
  6. 68121
  7. 41616
  8. 10201
  9. 7396
  10. 30276
  11. 7396
  12. 68121
  13. 17956
  14. 17956
  15. 1936
  16. 256
  17. 55696
  18. 256
  19. 1681
  20. 256
  21. 1296
  22. 1296
  23. 6561
  24. 14641
  25. 86436
  26. 14641
  27. 65536
  28. 5476
  29. 121
  30. 5041
  31. 32761
  32. 81796
  33. 48841
  34. 69696
  35. 5476
  36. 3136
  37. 1156
  38. 4096
  39. 5776
  40. 2601

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