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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 778 · 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. 1.71² =
  2. 2.271² =
  3. 3.81² =
  4. 4.26² =
  5. 5.181² =
  6. 6.11² =
  7. 7.251² =
  8. 8.36² =
  9. 9.91² =
  10. 10.56² =
  11. 11.86² =
  12. 12.41² =
  13. 13.254² =
  14. 14.26² =
  15. 15.84² =
  16. 16.41² =
  17. 17.224² =
  18. 18.126² =
  19. 19.54² =
  20. 20.61² =
  21. 21.94² =
  22. 22.21² =
  23. 23.46² =
  24. 24.81² =
  25. 25.306² =
  26. 26.54² =
  27. 27.194² =
  28. 28.81² =
  29. 29.201² =
  30. 30.41² =
  31. 31.94² =
  32. 32.61² =
  33. 33.16² =
  34. 34.86² =
  35. 35.21² =
  36. 36.14² =
  37. 37.111² =
  38. 38.34² =
  39. 39.304² =
  40. 40.66² =

Answer key

  1. 5041
  2. 73441
  3. 6561
  4. 676
  5. 32761
  6. 121
  7. 63001
  8. 1296
  9. 8281
  10. 3136
  11. 7396
  12. 1681
  13. 64516
  14. 676
  15. 7056
  16. 1681
  17. 50176
  18. 15876
  19. 2916
  20. 3721
  21. 8836
  22. 441
  23. 2116
  24. 6561
  25. 93636
  26. 2916
  27. 37636
  28. 6561
  29. 40401
  30. 1681
  31. 8836
  32. 3721
  33. 256
  34. 7396
  35. 441
  36. 196
  37. 12321
  38. 1156
  39. 92416
  40. 4356

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