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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 698 · 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. 1.11² =
  2. 2.64² =
  3. 3.76² =
  4. 4.14² =
  5. 5.36² =
  6. 6.14² =
  7. 7.251² =
  8. 8.14² =
  9. 9.176² =
  10. 10.36² =
  11. 11.124² =
  12. 12.61² =
  13. 13.76² =
  14. 14.14² =
  15. 15.21² =
  16. 16.294² =
  17. 17.276² =
  18. 18.11² =
  19. 19.211² =
  20. 20.164² =
  21. 21.41² =
  22. 22.96² =
  23. 23.94² =
  24. 24.301² =
  25. 25.126² =
  26. 26.61² =
  27. 27.14² =
  28. 28.54² =
  29. 29.221² =
  30. 30.16² =
  31. 31.76² =
  32. 32.51² =
  33. 33.26² =
  34. 34.46² =
  35. 35.186² =
  36. 36.226² =
  37. 37.81² =
  38. 38.44² =
  39. 39.81² =
  40. 40.304² =

Answer key

  1. 121
  2. 4096
  3. 5776
  4. 196
  5. 1296
  6. 196
  7. 63001
  8. 196
  9. 30976
  10. 1296
  11. 15376
  12. 3721
  13. 5776
  14. 196
  15. 441
  16. 86436
  17. 76176
  18. 121
  19. 44521
  20. 26896
  21. 1681
  22. 9216
  23. 8836
  24. 90601
  25. 15876
  26. 3721
  27. 196
  28. 2916
  29. 48841
  30. 256
  31. 5776
  32. 2601
  33. 676
  34. 2116
  35. 34596
  36. 51076
  37. 6561
  38. 1936
  39. 6561
  40. 92416

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