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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 501 · 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. 1.84² =
  2. 2.16² =
  3. 3.94² =
  4. 4.16² =
  5. 5.44² =
  6. 6.16² =
  7. 7.254² =
  8. 8.141² =
  9. 9.146² =
  10. 10.141² =
  11. 11.26² =
  12. 12.96² =
  13. 13.256² =
  14. 14.181² =
  15. 15.296² =
  16. 16.11² =
  17. 17.161² =
  18. 18.54² =
  19. 19.36² =
  20. 20.54² =
  21. 21.234² =
  22. 22.41² =
  23. 23.151² =
  24. 24.181² =
  25. 25.14² =
  26. 26.74² =
  27. 27.106² =
  28. 28.51² =
  29. 29.151² =
  30. 30.64² =
  31. 31.56² =
  32. 32.176² =
  33. 33.74² =
  34. 34.84² =
  35. 35.266² =
  36. 36.46² =
  37. 37.84² =
  38. 38.46² =
  39. 39.51² =
  40. 40.74² =

Answer key

  1. 7056
  2. 256
  3. 8836
  4. 256
  5. 1936
  6. 256
  7. 64516
  8. 19881
  9. 21316
  10. 19881
  11. 676
  12. 9216
  13. 65536
  14. 32761
  15. 87616
  16. 121
  17. 25921
  18. 2916
  19. 1296
  20. 2916
  21. 54756
  22. 1681
  23. 22801
  24. 32761
  25. 196
  26. 5476
  27. 11236
  28. 2601
  29. 22801
  30. 4096
  31. 3136
  32. 30976
  33. 5476
  34. 7056
  35. 70756
  36. 2116
  37. 7056
  38. 2116
  39. 2601
  40. 5476

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