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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 939 · 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. 2.46² =
  3. 3.66² =
  4. 4.54² =
  5. 5.66² =
  6. 6.156² =
  7. 7.36² =
  8. 8.201² =
  9. 9.296² =
  10. 10.16² =
  11. 11.81² =
  12. 12.31² =
  13. 13.11² =
  14. 14.11² =
  15. 15.251² =
  16. 16.254² =
  17. 17.11² =
  18. 18.14² =
  19. 19.186² =
  20. 20.281² =
  21. 21.231² =
  22. 22.96² =
  23. 23.76² =
  24. 24.116² =
  25. 25.101² =
  26. 26.31² =
  27. 27.224² =
  28. 28.61² =
  29. 29.36² =
  30. 30.21² =
  31. 31.286² =
  32. 32.44² =
  33. 33.24² =
  34. 34.84² =
  35. 35.164² =
  36. 36.126² =
  37. 37.21² =
  38. 38.76² =
  39. 39.24² =
  40. 40.301² =

Answer key

  1. 256
  2. 2116
  3. 4356
  4. 2916
  5. 4356
  6. 24336
  7. 1296
  8. 40401
  9. 87616
  10. 256
  11. 6561
  12. 961
  13. 121
  14. 121
  15. 63001
  16. 64516
  17. 121
  18. 196
  19. 34596
  20. 78961
  21. 53361
  22. 9216
  23. 5776
  24. 13456
  25. 10201
  26. 961
  27. 50176
  28. 3721
  29. 1296
  30. 441
  31. 81796
  32. 1936
  33. 576
  34. 7056
  35. 26896
  36. 15876
  37. 441
  38. 5776
  39. 576
  40. 90601

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