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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 391 · 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. 2.234² =
  3. 3.66² =
  4. 4.286² =
  5. 5.24² =
  6. 6.166² =
  7. 7.96² =
  8. 8.296² =
  9. 9.11² =
  10. 10.16² =
  11. 11.11² =
  12. 12.156² =
  13. 13.36² =
  14. 14.21² =
  15. 15.26² =
  16. 16.11² =
  17. 17.266² =
  18. 18.211² =
  19. 19.91² =
  20. 20.96² =
  21. 21.134² =
  22. 22.11² =
  23. 23.14² =
  24. 24.94² =
  25. 25.176² =
  26. 26.146² =
  27. 27.86² =
  28. 28.46² =
  29. 29.54² =
  30. 30.34² =
  31. 31.11² =
  32. 32.61² =
  33. 33.11² =
  34. 34.151² =
  35. 35.46² =
  36. 36.271² =
  37. 37.146² =
  38. 38.264² =
  39. 39.44² =
  40. 40.111² =

Answer key

  1. 7396
  2. 54756
  3. 4356
  4. 81796
  5. 576
  6. 27556
  7. 9216
  8. 87616
  9. 121
  10. 256
  11. 121
  12. 24336
  13. 1296
  14. 441
  15. 676
  16. 121
  17. 70756
  18. 44521
  19. 8281
  20. 9216
  21. 17956
  22. 121
  23. 196
  24. 8836
  25. 30976
  26. 21316
  27. 7396
  28. 2116
  29. 2916
  30. 1156
  31. 121
  32. 3721
  33. 121
  34. 22801
  35. 2116
  36. 73441
  37. 21316
  38. 69696
  39. 1936
  40. 12321

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