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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 41 · 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. 1.86² =
  2. 2.81² =
  3. 3.121² =
  4. 4.24² =
  5. 5.66² =
  6. 6.66² =
  7. 7.306² =
  8. 8.11² =
  9. 9.44² =
  10. 10.64² =
  11. 11.101² =
  12. 12.21² =
  13. 13.74² =
  14. 14.111² =
  15. 15.201² =
  16. 16.21² =
  17. 17.111² =
  18. 18.26² =
  19. 19.44² =
  20. 20.184² =
  21. 21.41² =
  22. 22.51² =
  23. 23.11² =
  24. 24.71² =
  25. 25.156² =
  26. 26.14² =
  27. 27.61² =
  28. 28.64² =
  29. 29.56² =
  30. 30.26² =
  31. 31.186² =
  32. 32.91² =
  33. 33.11² =
  34. 34.66² =
  35. 35.206² =
  36. 36.194² =
  37. 37.81² =
  38. 38.86² =
  39. 39.114² =
  40. 40.41² =

Answer key

  1. 7396
  2. 6561
  3. 14641
  4. 576
  5. 4356
  6. 4356
  7. 93636
  8. 121
  9. 1936
  10. 4096
  11. 10201
  12. 441
  13. 5476
  14. 12321
  15. 40401
  16. 441
  17. 12321
  18. 676
  19. 1936
  20. 33856
  21. 1681
  22. 2601
  23. 121
  24. 5041
  25. 24336
  26. 196
  27. 3721
  28. 4096
  29. 3136
  30. 676
  31. 34596
  32. 8281
  33. 121
  34. 4356
  35. 42436
  36. 37636
  37. 6561
  38. 7396
  39. 12996
  40. 1681

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