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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 949 · 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. 2.281² =
  3. 3.71² =
  4. 4.234² =
  5. 5.14² =
  6. 6.86² =
  7. 7.94² =
  8. 8.281² =
  9. 9.154² =
  10. 10.14² =
  11. 11.296² =
  12. 12.86² =
  13. 13.61² =
  14. 14.14² =
  15. 15.64² =
  16. 16.11² =
  17. 17.44² =
  18. 18.221² =
  19. 19.26² =
  20. 20.66² =
  21. 21.31² =
  22. 22.21² =
  23. 23.291² =
  24. 24.154² =
  25. 25.34² =
  26. 26.14² =
  27. 27.224² =
  28. 28.14² =
  29. 29.64² =
  30. 30.24² =
  31. 31.96² =
  32. 32.41² =
  33. 33.76² =
  34. 34.31² =
  35. 35.146² =
  36. 36.71² =
  37. 37.16² =
  38. 38.304² =
  39. 39.66² =
  40. 40.36² =

Answer key

  1. 196
  2. 78961
  3. 5041
  4. 54756
  5. 196
  6. 7396
  7. 8836
  8. 78961
  9. 23716
  10. 196
  11. 87616
  12. 7396
  13. 3721
  14. 196
  15. 4096
  16. 121
  17. 1936
  18. 48841
  19. 676
  20. 4356
  21. 961
  22. 441
  23. 84681
  24. 23716
  25. 1156
  26. 196
  27. 50176
  28. 196
  29. 4096
  30. 576
  31. 9216
  32. 1681
  33. 5776
  34. 961
  35. 21316
  36. 5041
  37. 256
  38. 92416
  39. 4356
  40. 1296

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