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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 639 · 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. 1.34² =
  2. 2.111² =
  3. 3.86² =
  4. 4.81² =
  5. 5.54² =
  6. 6.16² =
  7. 7.41² =
  8. 8.76² =
  9. 9.74² =
  10. 10.161² =
  11. 11.64² =
  12. 12.211² =
  13. 13.21² =
  14. 14.11² =
  15. 15.254² =
  16. 16.21² =
  17. 17.21² =
  18. 18.121² =
  19. 19.54² =
  20. 20.94² =
  21. 21.16² =
  22. 22.176² =
  23. 23.134² =
  24. 24.61² =
  25. 25.246² =
  26. 26.71² =
  27. 27.41² =
  28. 28.11² =
  29. 29.96² =
  30. 30.56² =
  31. 31.14² =
  32. 32.91² =
  33. 33.271² =
  34. 34.66² =
  35. 35.41² =
  36. 36.81² =
  37. 37.74² =
  38. 38.16² =
  39. 39.134² =
  40. 40.106² =

Answer key

  1. 1156
  2. 12321
  3. 7396
  4. 6561
  5. 2916
  6. 256
  7. 1681
  8. 5776
  9. 5476
  10. 25921
  11. 4096
  12. 44521
  13. 441
  14. 121
  15. 64516
  16. 441
  17. 441
  18. 14641
  19. 2916
  20. 8836
  21. 256
  22. 30976
  23. 17956
  24. 3721
  25. 60516
  26. 5041
  27. 1681
  28. 121
  29. 9216
  30. 3136
  31. 196
  32. 8281
  33. 73441
  34. 4356
  35. 1681
  36. 6561
  37. 5476
  38. 256
  39. 17956
  40. 11236

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