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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 881 · 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. 1.14² =
  2. 2.74² =
  3. 3.56² =
  4. 4.11² =
  5. 5.11² =
  6. 6.201² =
  7. 7.161² =
  8. 8.96² =
  9. 9.214² =
  10. 10.66² =
  11. 11.54² =
  12. 12.34² =
  13. 13.264² =
  14. 14.96² =
  15. 15.196² =
  16. 16.281² =
  17. 17.84² =
  18. 18.234² =
  19. 19.214² =
  20. 20.151² =
  21. 21.271² =
  22. 22.94² =
  23. 23.81² =
  24. 24.146² =
  25. 25.236² =
  26. 26.16² =
  27. 27.64² =
  28. 28.124² =
  29. 29.34² =
  30. 30.84² =
  31. 31.64² =
  32. 32.84² =
  33. 33.94² =
  34. 34.31² =
  35. 35.104² =
  36. 36.61² =
  37. 37.151² =
  38. 38.11² =
  39. 39.291² =
  40. 40.91² =

Answer key

  1. 196
  2. 5476
  3. 3136
  4. 121
  5. 121
  6. 40401
  7. 25921
  8. 9216
  9. 45796
  10. 4356
  11. 2916
  12. 1156
  13. 69696
  14. 9216
  15. 38416
  16. 78961
  17. 7056
  18. 54756
  19. 45796
  20. 22801
  21. 73441
  22. 8836
  23. 6561
  24. 21316
  25. 55696
  26. 256
  27. 4096
  28. 15376
  29. 1156
  30. 7056
  31. 4096
  32. 7056
  33. 8836
  34. 961
  35. 10816
  36. 3721
  37. 22801
  38. 121
  39. 84681
  40. 8281

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