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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 133 · 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. 1.21² =
  2. 2.71² =
  3. 3.21² =
  4. 4.56² =
  5. 5.231² =
  6. 6.56² =
  7. 7.21² =
  8. 8.241² =
  9. 9.24² =
  10. 10.71² =
  11. 11.54² =
  12. 12.211² =
  13. 13.14² =
  14. 14.91² =
  15. 15.76² =
  16. 16.54² =
  17. 17.16² =
  18. 18.214² =
  19. 19.91² =
  20. 20.56² =
  21. 21.141² =
  22. 22.186² =
  23. 23.84² =
  24. 24.251² =
  25. 25.66² =
  26. 26.96² =
  27. 27.91² =
  28. 28.34² =
  29. 29.31² =
  30. 30.86² =
  31. 31.31² =
  32. 32.116² =
  33. 33.201² =
  34. 34.51² =
  35. 35.51² =
  36. 36.64² =
  37. 37.76² =
  38. 38.21² =
  39. 39.101² =
  40. 40.194² =

Answer key

  1. 441
  2. 5041
  3. 441
  4. 3136
  5. 53361
  6. 3136
  7. 441
  8. 58081
  9. 576
  10. 5041
  11. 2916
  12. 44521
  13. 196
  14. 8281
  15. 5776
  16. 2916
  17. 256
  18. 45796
  19. 8281
  20. 3136
  21. 19881
  22. 34596
  23. 7056
  24. 63001
  25. 4356
  26. 9216
  27. 8281
  28. 1156
  29. 961
  30. 7396
  31. 961
  32. 13456
  33. 40401
  34. 2601
  35. 2601
  36. 4096
  37. 5776
  38. 441
  39. 10201
  40. 37636

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