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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 409 · 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. 1.16² =
  2. 2.64² =
  3. 3.181² =
  4. 4.226² =
  5. 5.74² =
  6. 6.66² =
  7. 7.41² =
  8. 8.24² =
  9. 9.56² =
  10. 10.94² =
  11. 11.86² =
  12. 12.114² =
  13. 13.14² =
  14. 14.16² =
  15. 15.16² =
  16. 16.36² =
  17. 17.91² =
  18. 18.46² =
  19. 19.104² =
  20. 20.56² =
  21. 21.81² =
  22. 22.71² =
  23. 23.71² =
  24. 24.224² =
  25. 25.54² =
  26. 26.131² =
  27. 27.141² =
  28. 28.294² =
  29. 29.141² =
  30. 30.21² =
  31. 31.234² =
  32. 32.26² =
  33. 33.91² =
  34. 34.276² =
  35. 35.126² =
  36. 36.116² =
  37. 37.271² =
  38. 38.204² =
  39. 39.36² =
  40. 40.24² =

Answer key

  1. 256
  2. 4096
  3. 32761
  4. 51076
  5. 5476
  6. 4356
  7. 1681
  8. 576
  9. 3136
  10. 8836
  11. 7396
  12. 12996
  13. 196
  14. 256
  15. 256
  16. 1296
  17. 8281
  18. 2116
  19. 10816
  20. 3136
  21. 6561
  22. 5041
  23. 5041
  24. 50176
  25. 2916
  26. 17161
  27. 19881
  28. 86436
  29. 19881
  30. 441
  31. 54756
  32. 676
  33. 8281
  34. 76176
  35. 15876
  36. 13456
  37. 73441
  38. 41616
  39. 1296
  40. 576

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