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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 600 · 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. 1.76² =
  2. 2.81² =
  3. 3.54² =
  4. 4.81² =
  5. 5.76² =
  6. 6.34² =
  7. 7.76² =
  8. 8.184² =
  9. 9.56² =
  10. 10.51² =
  11. 11.56² =
  12. 12.116² =
  13. 13.274² =
  14. 14.151² =
  15. 15.51² =
  16. 16.134² =
  17. 17.266² =
  18. 18.286² =
  19. 19.146² =
  20. 20.94² =
  21. 21.251² =
  22. 22.96² =
  23. 23.136² =
  24. 24.171² =
  25. 25.34² =
  26. 26.76² =
  27. 27.21² =
  28. 28.74² =
  29. 29.174² =
  30. 30.21² =
  31. 31.64² =
  32. 32.86² =
  33. 33.96² =
  34. 34.14² =
  35. 35.204² =
  36. 36.66² =
  37. 37.61² =
  38. 38.24² =
  39. 39.134² =
  40. 40.36² =

Answer key

  1. 5776
  2. 6561
  3. 2916
  4. 6561
  5. 5776
  6. 1156
  7. 5776
  8. 33856
  9. 3136
  10. 2601
  11. 3136
  12. 13456
  13. 75076
  14. 22801
  15. 2601
  16. 17956
  17. 70756
  18. 81796
  19. 21316
  20. 8836
  21. 63001
  22. 9216
  23. 18496
  24. 29241
  25. 1156
  26. 5776
  27. 441
  28. 5476
  29. 30276
  30. 441
  31. 4096
  32. 7396
  33. 9216
  34. 196
  35. 41616
  36. 4356
  37. 3721
  38. 576
  39. 17956
  40. 1296

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