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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 363 · 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. 1.144² =
  2. 2.101² =
  3. 3.84² =
  4. 4.41² =
  5. 5.76² =
  6. 6.94² =
  7. 7.14² =
  8. 8.74² =
  9. 9.121² =
  10. 10.121² =
  11. 11.114² =
  12. 12.76² =
  13. 13.111² =
  14. 14.71² =
  15. 15.14² =
  16. 16.84² =
  17. 17.41² =
  18. 18.84² =
  19. 19.146² =
  20. 20.34² =
  21. 21.11² =
  22. 22.51² =
  23. 23.71² =
  24. 24.254² =
  25. 25.74² =
  26. 26.221² =
  27. 27.291² =
  28. 28.24² =
  29. 29.141² =
  30. 30.41² =
  31. 31.16² =
  32. 32.41² =
  33. 33.26² =
  34. 34.41² =
  35. 35.51² =
  36. 36.24² =
  37. 37.121² =
  38. 38.34² =
  39. 39.176² =
  40. 40.96² =

Answer key

  1. 20736
  2. 10201
  3. 7056
  4. 1681
  5. 5776
  6. 8836
  7. 196
  8. 5476
  9. 14641
  10. 14641
  11. 12996
  12. 5776
  13. 12321
  14. 5041
  15. 196
  16. 7056
  17. 1681
  18. 7056
  19. 21316
  20. 1156
  21. 121
  22. 2601
  23. 5041
  24. 64516
  25. 5476
  26. 48841
  27. 84681
  28. 576
  29. 19881
  30. 1681
  31. 256
  32. 1681
  33. 676
  34. 1681
  35. 2601
  36. 576
  37. 14641
  38. 1156
  39. 30976
  40. 9216

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