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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 700 · 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. 1.61² =
  2. 2.84² =
  3. 3.91² =
  4. 4.74² =
  5. 5.141² =
  6. 6.304² =
  7. 7.41² =
  8. 8.86² =
  9. 9.51² =
  10. 10.94² =
  11. 11.91² =
  12. 12.31² =
  13. 13.56² =
  14. 14.76² =
  15. 15.274² =
  16. 16.71² =
  17. 17.214² =
  18. 18.96² =
  19. 19.51² =
  20. 20.24² =
  21. 21.41² =
  22. 22.21² =
  23. 23.31² =
  24. 24.91² =
  25. 25.174² =
  26. 26.111² =
  27. 27.126² =
  28. 28.16² =
  29. 29.104² =
  30. 30.16² =
  31. 31.91² =
  32. 32.94² =
  33. 33.236² =
  34. 34.16² =
  35. 35.16² =
  36. 36.211² =
  37. 37.226² =
  38. 38.24² =
  39. 39.66² =
  40. 40.61² =

Answer key

  1. 3721
  2. 7056
  3. 8281
  4. 5476
  5. 19881
  6. 92416
  7. 1681
  8. 7396
  9. 2601
  10. 8836
  11. 8281
  12. 961
  13. 3136
  14. 5776
  15. 75076
  16. 5041
  17. 45796
  18. 9216
  19. 2601
  20. 576
  21. 1681
  22. 441
  23. 961
  24. 8281
  25. 30276
  26. 12321
  27. 15876
  28. 256
  29. 10816
  30. 256
  31. 8281
  32. 8836
  33. 55696
  34. 256
  35. 256
  36. 44521
  37. 51076
  38. 576
  39. 4356
  40. 3721

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