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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 285 · 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. 2.21² =
  3. 3.41² =
  4. 4.64² =
  5. 5.21² =
  6. 6.74² =
  7. 7.24² =
  8. 8.226² =
  9. 9.26² =
  10. 10.174² =
  11. 11.46² =
  12. 12.54² =
  13. 13.296² =
  14. 14.54² =
  15. 15.26² =
  16. 16.54² =
  17. 17.51² =
  18. 18.36² =
  19. 19.94² =
  20. 20.214² =
  21. 21.161² =
  22. 22.234² =
  23. 23.276² =
  24. 24.16² =
  25. 25.21² =
  26. 26.244² =
  27. 27.24² =
  28. 28.61² =
  29. 29.24² =
  30. 30.164² =
  31. 31.81² =
  32. 32.121² =
  33. 33.56² =
  34. 34.54² =
  35. 35.14² =
  36. 36.41² =
  37. 37.44² =
  38. 38.54² =
  39. 39.254² =
  40. 40.41² =

Answer key

  1. 5041
  2. 441
  3. 1681
  4. 4096
  5. 441
  6. 5476
  7. 576
  8. 51076
  9. 676
  10. 30276
  11. 2116
  12. 2916
  13. 87616
  14. 2916
  15. 676
  16. 2916
  17. 2601
  18. 1296
  19. 8836
  20. 45796
  21. 25921
  22. 54756
  23. 76176
  24. 256
  25. 441
  26. 59536
  27. 576
  28. 3721
  29. 576
  30. 26896
  31. 6561
  32. 14641
  33. 3136
  34. 2916
  35. 196
  36. 1681
  37. 1936
  38. 2916
  39. 64516
  40. 1681

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