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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 665 · 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. 1.251² =
  2. 2.81² =
  3. 3.91² =
  4. 4.26² =
  5. 5.136² =
  6. 6.81² =
  7. 7.21² =
  8. 8.74² =
  9. 9.41² =
  10. 10.21² =
  11. 11.176² =
  12. 12.76² =
  13. 13.56² =
  14. 14.56² =
  15. 15.44² =
  16. 16.26² =
  17. 17.156² =
  18. 18.16² =
  19. 19.11² =
  20. 20.21² =
  21. 21.141² =
  22. 22.201² =
  23. 23.156² =
  24. 24.136² =
  25. 25.161² =
  26. 26.14² =
  27. 27.106² =
  28. 28.21² =
  29. 29.206² =
  30. 30.66² =
  31. 31.86² =
  32. 32.306² =
  33. 33.141² =
  34. 34.304² =
  35. 35.304² =
  36. 36.44² =
  37. 37.294² =
  38. 38.41² =
  39. 39.224² =
  40. 40.131² =

Answer key

  1. 63001
  2. 6561
  3. 8281
  4. 676
  5. 18496
  6. 6561
  7. 441
  8. 5476
  9. 1681
  10. 441
  11. 30976
  12. 5776
  13. 3136
  14. 3136
  15. 1936
  16. 676
  17. 24336
  18. 256
  19. 121
  20. 441
  21. 19881
  22. 40401
  23. 24336
  24. 18496
  25. 25921
  26. 196
  27. 11236
  28. 441
  29. 42436
  30. 4356
  31. 7396
  32. 93636
  33. 19881
  34. 92416
  35. 92416
  36. 1936
  37. 86436
  38. 1681
  39. 50176
  40. 17161

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