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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 258 · 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. 1.51² =
  2. 2.284² =
  3. 3.134² =
  4. 4.291² =
  5. 5.16² =
  6. 6.14² =
  7. 7.271² =
  8. 8.44² =
  9. 9.131² =
  10. 10.161² =
  11. 11.231² =
  12. 12.271² =
  13. 13.81² =
  14. 14.31² =
  15. 15.91² =
  16. 16.134² =
  17. 17.131² =
  18. 18.224² =
  19. 19.111² =
  20. 20.266² =
  21. 21.96² =
  22. 22.51² =
  23. 23.94² =
  24. 24.291² =
  25. 25.31² =
  26. 26.66² =
  27. 27.84² =
  28. 28.91² =
  29. 29.251² =
  30. 30.24² =
  31. 31.161² =
  32. 32.181² =
  33. 33.56² =
  34. 34.226² =
  35. 35.11² =
  36. 36.304² =
  37. 37.306² =
  38. 38.91² =
  39. 39.64² =
  40. 40.146² =

Answer key

  1. 2601
  2. 80656
  3. 17956
  4. 84681
  5. 256
  6. 196
  7. 73441
  8. 1936
  9. 17161
  10. 25921
  11. 53361
  12. 73441
  13. 6561
  14. 961
  15. 8281
  16. 17956
  17. 17161
  18. 50176
  19. 12321
  20. 70756
  21. 9216
  22. 2601
  23. 8836
  24. 84681
  25. 961
  26. 4356
  27. 7056
  28. 8281
  29. 63001
  30. 576
  31. 25921
  32. 32761
  33. 3136
  34. 51076
  35. 121
  36. 92416
  37. 93636
  38. 8281
  39. 4096
  40. 21316

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