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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 84 · 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. 1.76² =
  2. 2.246² =
  3. 3.124² =
  4. 4.21² =
  5. 5.244² =
  6. 6.76² =
  7. 7.104² =
  8. 8.221² =
  9. 9.36² =
  10. 10.81² =
  11. 11.94² =
  12. 12.64² =
  13. 13.74² =
  14. 14.21² =
  15. 15.91² =
  16. 16.104² =
  17. 17.41² =
  18. 18.11² =
  19. 19.24² =
  20. 20.11² =
  21. 21.26² =
  22. 22.91² =
  23. 23.16² =
  24. 24.101² =
  25. 25.14² =
  26. 26.56² =
  27. 27.146² =
  28. 28.274² =
  29. 29.111² =
  30. 30.281² =
  31. 31.54² =
  32. 32.144² =
  33. 33.34² =
  34. 34.76² =
  35. 35.276² =
  36. 36.74² =
  37. 37.231² =
  38. 38.66² =
  39. 39.64² =
  40. 40.41² =

Answer key

  1. 5776
  2. 60516
  3. 15376
  4. 441
  5. 59536
  6. 5776
  7. 10816
  8. 48841
  9. 1296
  10. 6561
  11. 8836
  12. 4096
  13. 5476
  14. 441
  15. 8281
  16. 10816
  17. 1681
  18. 121
  19. 576
  20. 121
  21. 676
  22. 8281
  23. 256
  24. 10201
  25. 196
  26. 3136
  27. 21316
  28. 75076
  29. 12321
  30. 78961
  31. 2916
  32. 20736
  33. 1156
  34. 5776
  35. 76176
  36. 5476
  37. 53361
  38. 4356
  39. 4096
  40. 1681

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