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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 104 · 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. 1.81² =
  2. 2.236² =
  3. 3.84² =
  4. 4.174² =
  5. 5.236² =
  6. 6.26² =
  7. 7.164² =
  8. 8.46² =
  9. 9.94² =
  10. 10.96² =
  11. 11.31² =
  12. 12.11² =
  13. 13.91² =
  14. 14.94² =
  15. 15.281² =
  16. 16.281² =
  17. 17.71² =
  18. 18.51² =
  19. 19.216² =
  20. 20.46² =
  21. 21.151² =
  22. 22.24² =
  23. 23.304² =
  24. 24.16² =
  25. 25.24² =
  26. 26.81² =
  27. 27.126² =
  28. 28.111² =
  29. 29.236² =
  30. 30.141² =
  31. 31.61² =
  32. 32.161² =
  33. 33.121² =
  34. 34.84² =
  35. 35.36² =
  36. 36.184² =
  37. 37.184² =
  38. 38.84² =
  39. 39.76² =
  40. 40.274² =

Answer key

  1. 6561
  2. 55696
  3. 7056
  4. 30276
  5. 55696
  6. 676
  7. 26896
  8. 2116
  9. 8836
  10. 9216
  11. 961
  12. 121
  13. 8281
  14. 8836
  15. 78961
  16. 78961
  17. 5041
  18. 2601
  19. 46656
  20. 2116
  21. 22801
  22. 576
  23. 92416
  24. 256
  25. 576
  26. 6561
  27. 15876
  28. 12321
  29. 55696
  30. 19881
  31. 3721
  32. 25921
  33. 14641
  34. 7056
  35. 1296
  36. 33856
  37. 33856
  38. 7056
  39. 5776
  40. 75076

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