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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 230 · 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. 1.146² =
  2. 2.21² =
  3. 3.184² =
  4. 4.56² =
  5. 5.201² =
  6. 6.91² =
  7. 7.34² =
  8. 8.41² =
  9. 9.151² =
  10. 10.66² =
  11. 11.84² =
  12. 12.16² =
  13. 13.31² =
  14. 14.11² =
  15. 15.291² =
  16. 16.51² =
  17. 17.14² =
  18. 18.76² =
  19. 19.131² =
  20. 20.71² =
  21. 21.14² =
  22. 22.41² =
  23. 23.241² =
  24. 24.74² =
  25. 25.291² =
  26. 26.41² =
  27. 27.236² =
  28. 28.174² =
  29. 29.84² =
  30. 30.31² =
  31. 31.236² =
  32. 32.44² =
  33. 33.41² =
  34. 34.41² =
  35. 35.14² =
  36. 36.71² =
  37. 37.201² =
  38. 38.231² =
  39. 39.151² =
  40. 40.61² =

Answer key

  1. 21316
  2. 441
  3. 33856
  4. 3136
  5. 40401
  6. 8281
  7. 1156
  8. 1681
  9. 22801
  10. 4356
  11. 7056
  12. 256
  13. 961
  14. 121
  15. 84681
  16. 2601
  17. 196
  18. 5776
  19. 17161
  20. 5041
  21. 196
  22. 1681
  23. 58081
  24. 5476
  25. 84681
  26. 1681
  27. 55696
  28. 30276
  29. 7056
  30. 961
  31. 55696
  32. 1936
  33. 1681
  34. 1681
  35. 196
  36. 5041
  37. 40401
  38. 53361
  39. 22801
  40. 3721

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