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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 455 · 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. 2.46² =
  3. 3.51² =
  4. 4.24² =
  5. 5.206² =
  6. 6.41² =
  7. 7.16² =
  8. 8.296² =
  9. 9.36² =
  10. 10.211² =
  11. 11.51² =
  12. 12.84² =
  13. 13.16² =
  14. 14.164² =
  15. 15.211² =
  16. 16.16² =
  17. 17.14² =
  18. 18.144² =
  19. 19.34² =
  20. 20.26² =
  21. 21.56² =
  22. 22.71² =
  23. 23.121² =
  24. 24.84² =
  25. 25.86² =
  26. 26.14² =
  27. 27.36² =
  28. 28.14² =
  29. 29.114² =
  30. 30.114² =
  31. 31.14² =
  32. 32.161² =
  33. 33.46² =
  34. 34.44² =
  35. 35.26² =
  36. 36.174² =
  37. 37.24² =
  38. 38.16² =
  39. 39.86² =
  40. 40.264² =

Answer key

  1. 3721
  2. 2116
  3. 2601
  4. 576
  5. 42436
  6. 1681
  7. 256
  8. 87616
  9. 1296
  10. 44521
  11. 2601
  12. 7056
  13. 256
  14. 26896
  15. 44521
  16. 256
  17. 196
  18. 20736
  19. 1156
  20. 676
  21. 3136
  22. 5041
  23. 14641
  24. 7056
  25. 7396
  26. 196
  27. 1296
  28. 196
  29. 12996
  30. 12996
  31. 196
  32. 25921
  33. 2116
  34. 1936
  35. 676
  36. 30276
  37. 576
  38. 256
  39. 7396
  40. 69696

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