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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 799 · 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. 1.264² =
  2. 2.16² =
  3. 3.44² =
  4. 4.61² =
  5. 5.16² =
  6. 6.206² =
  7. 7.281² =
  8. 8.211² =
  9. 9.86² =
  10. 10.36² =
  11. 11.196² =
  12. 12.216² =
  13. 13.91² =
  14. 14.231² =
  15. 15.231² =
  16. 16.66² =
  17. 17.74² =
  18. 18.34² =
  19. 19.51² =
  20. 20.11² =
  21. 21.24² =
  22. 22.111² =
  23. 23.11² =
  24. 24.51² =
  25. 25.76² =
  26. 26.64² =
  27. 27.121² =
  28. 28.36² =
  29. 29.21² =
  30. 30.11² =
  31. 31.264² =
  32. 32.34² =
  33. 33.51² =
  34. 34.34² =
  35. 35.84² =
  36. 36.86² =
  37. 37.86² =
  38. 38.221² =
  39. 39.41² =
  40. 40.284² =

Answer key

  1. 69696
  2. 256
  3. 1936
  4. 3721
  5. 256
  6. 42436
  7. 78961
  8. 44521
  9. 7396
  10. 1296
  11. 38416
  12. 46656
  13. 8281
  14. 53361
  15. 53361
  16. 4356
  17. 5476
  18. 1156
  19. 2601
  20. 121
  21. 576
  22. 12321
  23. 121
  24. 2601
  25. 5776
  26. 4096
  27. 14641
  28. 1296
  29. 441
  30. 121
  31. 69696
  32. 1156
  33. 2601
  34. 1156
  35. 7056
  36. 7396
  37. 7396
  38. 48841
  39. 1681
  40. 80656

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