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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 68 · 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. 1.46² =
  2. 2.271² =
  3. 3.121² =
  4. 4.111² =
  5. 5.36² =
  6. 6.21² =
  7. 7.81² =
  8. 8.231² =
  9. 9.304² =
  10. 10.11² =
  11. 11.54² =
  12. 12.96² =
  13. 13.36² =
  14. 14.126² =
  15. 15.31² =
  16. 16.151² =
  17. 17.94² =
  18. 18.84² =
  19. 19.294² =
  20. 20.14² =
  21. 21.81² =
  22. 22.141² =
  23. 23.76² =
  24. 24.61² =
  25. 25.16² =
  26. 26.146² =
  27. 27.296² =
  28. 28.31² =
  29. 29.54² =
  30. 30.34² =
  31. 31.11² =
  32. 32.86² =
  33. 33.86² =
  34. 34.74² =
  35. 35.211² =
  36. 36.94² =
  37. 37.91² =
  38. 38.24² =
  39. 39.14² =
  40. 40.61² =

Answer key

  1. 2116
  2. 73441
  3. 14641
  4. 12321
  5. 1296
  6. 441
  7. 6561
  8. 53361
  9. 92416
  10. 121
  11. 2916
  12. 9216
  13. 1296
  14. 15876
  15. 961
  16. 22801
  17. 8836
  18. 7056
  19. 86436
  20. 196
  21. 6561
  22. 19881
  23. 5776
  24. 3721
  25. 256
  26. 21316
  27. 87616
  28. 961
  29. 2916
  30. 1156
  31. 121
  32. 7396
  33. 7396
  34. 5476
  35. 44521
  36. 8836
  37. 8281
  38. 576
  39. 196
  40. 3721

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