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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 21 · 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. 1.64² =
  2. 2.14² =
  3. 3.44² =
  4. 4.24² =
  5. 5.11² =
  6. 6.181² =
  7. 7.94² =
  8. 8.141² =
  9. 9.134² =
  10. 10.106² =
  11. 11.281² =
  12. 12.131² =
  13. 13.34² =
  14. 14.44² =
  15. 15.64² =
  16. 16.136² =
  17. 17.201² =
  18. 18.164² =
  19. 19.96² =
  20. 20.66² =
  21. 21.66² =
  22. 22.154² =
  23. 23.164² =
  24. 24.86² =
  25. 25.304² =
  26. 26.111² =
  27. 27.144² =
  28. 28.146² =
  29. 29.36² =
  30. 30.81² =
  31. 31.186² =
  32. 32.224² =
  33. 33.211² =
  34. 34.114² =
  35. 35.61² =
  36. 36.171² =
  37. 37.66² =
  38. 38.24² =
  39. 39.304² =
  40. 40.91² =

Answer key

  1. 4096
  2. 196
  3. 1936
  4. 576
  5. 121
  6. 32761
  7. 8836
  8. 19881
  9. 17956
  10. 11236
  11. 78961
  12. 17161
  13. 1156
  14. 1936
  15. 4096
  16. 18496
  17. 40401
  18. 26896
  19. 9216
  20. 4356
  21. 4356
  22. 23716
  23. 26896
  24. 7396
  25. 92416
  26. 12321
  27. 20736
  28. 21316
  29. 1296
  30. 6561
  31. 34596
  32. 50176
  33. 44521
  34. 12996
  35. 3721
  36. 29241
  37. 4356
  38. 576
  39. 92416
  40. 8281

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