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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 825 · 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. 1.61² =
  2. 2.231² =
  3. 3.276² =
  4. 4.21² =
  5. 5.26² =
  6. 6.211² =
  7. 7.131² =
  8. 8.14² =
  9. 9.61² =
  10. 10.96² =
  11. 11.71² =
  12. 12.31² =
  13. 13.144² =
  14. 14.66² =
  15. 15.74² =
  16. 16.204² =
  17. 17.181² =
  18. 18.61² =
  19. 19.124² =
  20. 20.21² =
  21. 21.41² =
  22. 22.226² =
  23. 23.294² =
  24. 24.34² =
  25. 25.64² =
  26. 26.294² =
  27. 27.71² =
  28. 28.11² =
  29. 29.56² =
  30. 30.86² =
  31. 31.86² =
  32. 32.144² =
  33. 33.16² =
  34. 34.136² =
  35. 35.214² =
  36. 36.16² =
  37. 37.166² =
  38. 38.11² =
  39. 39.116² =
  40. 40.96² =

Answer key

  1. 3721
  2. 53361
  3. 76176
  4. 441
  5. 676
  6. 44521
  7. 17161
  8. 196
  9. 3721
  10. 9216
  11. 5041
  12. 961
  13. 20736
  14. 4356
  15. 5476
  16. 41616
  17. 32761
  18. 3721
  19. 15376
  20. 441
  21. 1681
  22. 51076
  23. 86436
  24. 1156
  25. 4096
  26. 86436
  27. 5041
  28. 121
  29. 3136
  30. 7396
  31. 7396
  32. 20736
  33. 256
  34. 18496
  35. 45796
  36. 256
  37. 27556
  38. 121
  39. 13456
  40. 9216

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