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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 706 · 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. 2.14² =
  3. 3.101² =
  4. 4.14² =
  5. 5.11² =
  6. 6.86² =
  7. 7.244² =
  8. 8.24² =
  9. 9.224² =
  10. 10.131² =
  11. 11.14² =
  12. 12.21² =
  13. 13.66² =
  14. 14.24² =
  15. 15.14² =
  16. 16.266² =
  17. 17.244² =
  18. 18.46² =
  19. 19.141² =
  20. 20.221² =
  21. 21.304² =
  22. 22.141² =
  23. 23.54² =
  24. 24.96² =
  25. 25.264² =
  26. 26.44² =
  27. 27.81² =
  28. 28.74² =
  29. 29.241² =
  30. 30.24² =
  31. 31.166² =
  32. 32.11² =
  33. 33.74² =
  34. 34.106² =
  35. 35.21² =
  36. 36.44² =
  37. 37.261² =
  38. 38.44² =
  39. 39.76² =
  40. 40.41² =

Answer key

  1. 44521
  2. 196
  3. 10201
  4. 196
  5. 121
  6. 7396
  7. 59536
  8. 576
  9. 50176
  10. 17161
  11. 196
  12. 441
  13. 4356
  14. 576
  15. 196
  16. 70756
  17. 59536
  18. 2116
  19. 19881
  20. 48841
  21. 92416
  22. 19881
  23. 2916
  24. 9216
  25. 69696
  26. 1936
  27. 6561
  28. 5476
  29. 58081
  30. 576
  31. 27556
  32. 121
  33. 5476
  34. 11236
  35. 441
  36. 1936
  37. 68121
  38. 1936
  39. 5776
  40. 1681

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