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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 7 · 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. 1.71² =
  2. 2.124² =
  3. 3.101² =
  4. 4.14² =
  5. 5.96² =
  6. 6.81² =
  7. 7.264² =
  8. 8.61² =
  9. 9.104² =
  10. 10.61² =
  11. 11.246² =
  12. 12.74² =
  13. 13.81² =
  14. 14.56² =
  15. 15.16² =
  16. 16.71² =
  17. 17.211² =
  18. 18.131² =
  19. 19.16² =
  20. 20.16² =
  21. 21.66² =
  22. 22.131² =
  23. 23.46² =
  24. 24.11² =
  25. 25.86² =
  26. 26.16² =
  27. 27.101² =
  28. 28.144² =
  29. 29.11² =
  30. 30.41² =
  31. 31.41² =
  32. 32.61² =
  33. 33.176² =
  34. 34.296² =
  35. 35.54² =
  36. 36.56² =
  37. 37.54² =
  38. 38.21² =
  39. 39.304² =
  40. 40.36² =

Answer key

  1. 5041
  2. 15376
  3. 10201
  4. 196
  5. 9216
  6. 6561
  7. 69696
  8. 3721
  9. 10816
  10. 3721
  11. 60516
  12. 5476
  13. 6561
  14. 3136
  15. 256
  16. 5041
  17. 44521
  18. 17161
  19. 256
  20. 256
  21. 4356
  22. 17161
  23. 2116
  24. 121
  25. 7396
  26. 256
  27. 10201
  28. 20736
  29. 121
  30. 1681
  31. 1681
  32. 3721
  33. 30976
  34. 87616
  35. 2916
  36. 3136
  37. 2916
  38. 441
  39. 92416
  40. 1296

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