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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 753 · 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. 2.26² =
  3. 3.276² =
  4. 4.296² =
  5. 5.131² =
  6. 6.96² =
  7. 7.64² =
  8. 8.14² =
  9. 9.166² =
  10. 10.81² =
  11. 11.26² =
  12. 12.234² =
  13. 13.166² =
  14. 14.224² =
  15. 15.14² =
  16. 16.176² =
  17. 17.106² =
  18. 18.144² =
  19. 19.164² =
  20. 20.126² =
  21. 21.64² =
  22. 22.54² =
  23. 23.61² =
  24. 24.46² =
  25. 25.301² =
  26. 26.34² =
  27. 27.64² =
  28. 28.16² =
  29. 29.96² =
  30. 30.21² =
  31. 31.21² =
  32. 32.34² =
  33. 33.76² =
  34. 34.286² =
  35. 35.66² =
  36. 36.71² =
  37. 37.261² =
  38. 38.86² =
  39. 39.96² =
  40. 40.174² =

Answer key

  1. 6561
  2. 676
  3. 76176
  4. 87616
  5. 17161
  6. 9216
  7. 4096
  8. 196
  9. 27556
  10. 6561
  11. 676
  12. 54756
  13. 27556
  14. 50176
  15. 196
  16. 30976
  17. 11236
  18. 20736
  19. 26896
  20. 15876
  21. 4096
  22. 2916
  23. 3721
  24. 2116
  25. 90601
  26. 1156
  27. 4096
  28. 256
  29. 9216
  30. 441
  31. 441
  32. 1156
  33. 5776
  34. 81796
  35. 4356
  36. 5041
  37. 68121
  38. 7396
  39. 9216
  40. 30276

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