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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 703 · 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. 1.54² =
  2. 2.21² =
  3. 3.16² =
  4. 4.11² =
  5. 5.104² =
  6. 6.206² =
  7. 7.136² =
  8. 8.131² =
  9. 9.71² =
  10. 10.66² =
  11. 11.36² =
  12. 12.76² =
  13. 13.56² =
  14. 14.294² =
  15. 15.66² =
  16. 16.74² =
  17. 17.161² =
  18. 18.91² =
  19. 19.296² =
  20. 20.171² =
  21. 21.224² =
  22. 22.16² =
  23. 23.34² =
  24. 24.36² =
  25. 25.211² =
  26. 26.236² =
  27. 27.74² =
  28. 28.81² =
  29. 29.291² =
  30. 30.51² =
  31. 31.36² =
  32. 32.34² =
  33. 33.26² =
  34. 34.144² =
  35. 35.101² =
  36. 36.71² =
  37. 37.86² =
  38. 38.126² =
  39. 39.44² =
  40. 40.244² =

Answer key

  1. 2916
  2. 441
  3. 256
  4. 121
  5. 10816
  6. 42436
  7. 18496
  8. 17161
  9. 5041
  10. 4356
  11. 1296
  12. 5776
  13. 3136
  14. 86436
  15. 4356
  16. 5476
  17. 25921
  18. 8281
  19. 87616
  20. 29241
  21. 50176
  22. 256
  23. 1156
  24. 1296
  25. 44521
  26. 55696
  27. 5476
  28. 6561
  29. 84681
  30. 2601
  31. 1296
  32. 1156
  33. 676
  34. 20736
  35. 10201
  36. 5041
  37. 7396
  38. 15876
  39. 1936
  40. 59536

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