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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 107 · 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. 1.266² =
  2. 2.16² =
  3. 3.71² =
  4. 4.41² =
  5. 5.84² =
  6. 6.64² =
  7. 7.46² =
  8. 8.66² =
  9. 9.64² =
  10. 10.151² =
  11. 11.56² =
  12. 12.161² =
  13. 13.86² =
  14. 14.26² =
  15. 15.91² =
  16. 16.61² =
  17. 17.66² =
  18. 18.31² =
  19. 19.46² =
  20. 20.21² =
  21. 21.14² =
  22. 22.294² =
  23. 23.294² =
  24. 24.194² =
  25. 25.116² =
  26. 26.101² =
  27. 27.164² =
  28. 28.81² =
  29. 29.221² =
  30. 30.281² =
  31. 31.234² =
  32. 32.114² =
  33. 33.34² =
  34. 34.61² =
  35. 35.236² =
  36. 36.51² =
  37. 37.226² =
  38. 38.36² =
  39. 39.204² =
  40. 40.76² =

Answer key

  1. 70756
  2. 256
  3. 5041
  4. 1681
  5. 7056
  6. 4096
  7. 2116
  8. 4356
  9. 4096
  10. 22801
  11. 3136
  12. 25921
  13. 7396
  14. 676
  15. 8281
  16. 3721
  17. 4356
  18. 961
  19. 2116
  20. 441
  21. 196
  22. 86436
  23. 86436
  24. 37636
  25. 13456
  26. 10201
  27. 26896
  28. 6561
  29. 48841
  30. 78961
  31. 54756
  32. 12996
  33. 1156
  34. 3721
  35. 55696
  36. 2601
  37. 51076
  38. 1296
  39. 41616
  40. 5776

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