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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 754 · 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. 2.256² =
  3. 3.101² =
  4. 4.196² =
  5. 5.274² =
  6. 6.71² =
  7. 7.66² =
  8. 8.211² =
  9. 9.96² =
  10. 10.156² =
  11. 11.244² =
  12. 12.41² =
  13. 13.256² =
  14. 14.64² =
  15. 15.86² =
  16. 16.104² =
  17. 17.34² =
  18. 18.11² =
  19. 19.71² =
  20. 20.304² =
  21. 21.76² =
  22. 22.296² =
  23. 23.16² =
  24. 24.81² =
  25. 25.86² =
  26. 26.126² =
  27. 27.294² =
  28. 28.134² =
  29. 29.151² =
  30. 30.261² =
  31. 31.86² =
  32. 32.181² =
  33. 33.276² =
  34. 34.74² =
  35. 35.96² =
  36. 36.14² =
  37. 37.64² =
  38. 38.64² =
  39. 39.11² =
  40. 40.41² =

Answer key

  1. 6561
  2. 65536
  3. 10201
  4. 38416
  5. 75076
  6. 5041
  7. 4356
  8. 44521
  9. 9216
  10. 24336
  11. 59536
  12. 1681
  13. 65536
  14. 4096
  15. 7396
  16. 10816
  17. 1156
  18. 121
  19. 5041
  20. 92416
  21. 5776
  22. 87616
  23. 256
  24. 6561
  25. 7396
  26. 15876
  27. 86436
  28. 17956
  29. 22801
  30. 68121
  31. 7396
  32. 32761
  33. 76176
  34. 5476
  35. 9216
  36. 196
  37. 4096
  38. 4096
  39. 121
  40. 1681

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