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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 407 · 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. 1.211² =
  2. 2.21² =
  3. 3.66² =
  4. 4.11² =
  5. 5.84² =
  6. 6.86² =
  7. 7.54² =
  8. 8.34² =
  9. 9.94² =
  10. 10.301² =
  11. 11.76² =
  12. 12.84² =
  13. 13.74² =
  14. 14.244² =
  15. 15.86² =
  16. 16.101² =
  17. 17.71² =
  18. 18.36² =
  19. 19.214² =
  20. 20.101² =
  21. 21.216² =
  22. 22.76² =
  23. 23.61² =
  24. 24.51² =
  25. 25.216² =
  26. 26.31² =
  27. 27.34² =
  28. 28.261² =
  29. 29.61² =
  30. 30.91² =
  31. 31.204² =
  32. 32.84² =
  33. 33.176² =
  34. 34.24² =
  35. 35.91² =
  36. 36.56² =
  37. 37.41² =
  38. 38.21² =
  39. 39.91² =
  40. 40.51² =

Answer key

  1. 44521
  2. 441
  3. 4356
  4. 121
  5. 7056
  6. 7396
  7. 2916
  8. 1156
  9. 8836
  10. 90601
  11. 5776
  12. 7056
  13. 5476
  14. 59536
  15. 7396
  16. 10201
  17. 5041
  18. 1296
  19. 45796
  20. 10201
  21. 46656
  22. 5776
  23. 3721
  24. 2601
  25. 46656
  26. 961
  27. 1156
  28. 68121
  29. 3721
  30. 8281
  31. 41616
  32. 7056
  33. 30976
  34. 576
  35. 8281
  36. 3136
  37. 1681
  38. 441
  39. 8281
  40. 2601

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