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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 619 · 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. 1.14² =
  2. 2.286² =
  3. 3.251² =
  4. 4.11² =
  5. 5.216² =
  6. 6.286² =
  7. 7.41² =
  8. 8.271² =
  9. 9.81² =
  10. 10.256² =
  11. 11.144² =
  12. 12.136² =
  13. 13.151² =
  14. 14.71² =
  15. 15.81² =
  16. 16.54² =
  17. 17.144² =
  18. 18.286² =
  19. 19.74² =
  20. 20.281² =
  21. 21.221² =
  22. 22.96² =
  23. 23.81² =
  24. 24.61² =
  25. 25.164² =
  26. 26.116² =
  27. 27.34² =
  28. 28.16² =
  29. 29.61² =
  30. 30.291² =
  31. 31.294² =
  32. 32.61² =
  33. 33.56² =
  34. 34.31² =
  35. 35.114² =
  36. 36.24² =
  37. 37.21² =
  38. 38.61² =
  39. 39.44² =
  40. 40.41² =

Answer key

  1. 196
  2. 81796
  3. 63001
  4. 121
  5. 46656
  6. 81796
  7. 1681
  8. 73441
  9. 6561
  10. 65536
  11. 20736
  12. 18496
  13. 22801
  14. 5041
  15. 6561
  16. 2916
  17. 20736
  18. 81796
  19. 5476
  20. 78961
  21. 48841
  22. 9216
  23. 6561
  24. 3721
  25. 26896
  26. 13456
  27. 1156
  28. 256
  29. 3721
  30. 84681
  31. 86436
  32. 3721
  33. 3136
  34. 961
  35. 12996
  36. 576
  37. 441
  38. 3721
  39. 1936
  40. 1681

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