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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 814 · 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. 1.254² =
  2. 2.46² =
  3. 3.14² =
  4. 4.146² =
  5. 5.74² =
  6. 6.16² =
  7. 7.86² =
  8. 8.86² =
  9. 9.141² =
  10. 10.164² =
  11. 11.46² =
  12. 12.91² =
  13. 13.14² =
  14. 14.94² =
  15. 15.84² =
  16. 16.296² =
  17. 17.161² =
  18. 18.136² =
  19. 19.46² =
  20. 20.11² =
  21. 21.296² =
  22. 22.106² =
  23. 23.164² =
  24. 24.44² =
  25. 25.36² =
  26. 26.291² =
  27. 27.21² =
  28. 28.61² =
  29. 29.46² =
  30. 30.64² =
  31. 31.256² =
  32. 32.96² =
  33. 33.74² =
  34. 34.116² =
  35. 35.131² =
  36. 36.51² =
  37. 37.51² =
  38. 38.86² =
  39. 39.176² =
  40. 40.21² =

Answer key

  1. 64516
  2. 2116
  3. 196
  4. 21316
  5. 5476
  6. 256
  7. 7396
  8. 7396
  9. 19881
  10. 26896
  11. 2116
  12. 8281
  13. 196
  14. 8836
  15. 7056
  16. 87616
  17. 25921
  18. 18496
  19. 2116
  20. 121
  21. 87616
  22. 11236
  23. 26896
  24. 1936
  25. 1296
  26. 84681
  27. 441
  28. 3721
  29. 2116
  30. 4096
  31. 65536
  32. 9216
  33. 5476
  34. 13456
  35. 17161
  36. 2601
  37. 2601
  38. 7396
  39. 30976
  40. 441

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