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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 808 · 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. 1.14² =
  2. 2.134² =
  3. 3.91² =
  4. 4.71² =
  5. 5.106² =
  6. 6.61² =
  7. 7.26² =
  8. 8.41² =
  9. 9.36² =
  10. 10.61² =
  11. 11.101² =
  12. 12.271² =
  13. 13.156² =
  14. 14.41² =
  15. 15.64² =
  16. 16.121² =
  17. 17.26² =
  18. 18.14² =
  19. 19.84² =
  20. 20.191² =
  21. 21.56² =
  22. 22.84² =
  23. 23.11² =
  24. 24.26² =
  25. 25.44² =
  26. 26.16² =
  27. 27.216² =
  28. 28.84² =
  29. 29.141² =
  30. 30.111² =
  31. 31.41² =
  32. 32.36² =
  33. 33.84² =
  34. 34.301² =
  35. 35.241² =
  36. 36.66² =
  37. 37.14² =
  38. 38.11² =
  39. 39.21² =
  40. 40.164² =

Answer key

  1. 196
  2. 17956
  3. 8281
  4. 5041
  5. 11236
  6. 3721
  7. 676
  8. 1681
  9. 1296
  10. 3721
  11. 10201
  12. 73441
  13. 24336
  14. 1681
  15. 4096
  16. 14641
  17. 676
  18. 196
  19. 7056
  20. 36481
  21. 3136
  22. 7056
  23. 121
  24. 676
  25. 1936
  26. 256
  27. 46656
  28. 7056
  29. 19881
  30. 12321
  31. 1681
  32. 1296
  33. 7056
  34. 90601
  35. 58081
  36. 4356
  37. 196
  38. 121
  39. 441
  40. 26896

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