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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 480 · 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. 1.24² =
  2. 2.46² =
  3. 3.271² =
  4. 4.301² =
  5. 5.61² =
  6. 6.56² =
  7. 7.71² =
  8. 8.294² =
  9. 9.84² =
  10. 10.91² =
  11. 11.54² =
  12. 12.274² =
  13. 13.301² =
  14. 14.244² =
  15. 15.226² =
  16. 16.131² =
  17. 17.54² =
  18. 18.164² =
  19. 19.161² =
  20. 20.61² =
  21. 21.166² =
  22. 22.291² =
  23. 23.24² =
  24. 24.121² =
  25. 25.296² =
  26. 26.234² =
  27. 27.41² =
  28. 28.221² =
  29. 29.41² =
  30. 30.11² =
  31. 31.76² =
  32. 32.206² =
  33. 33.66² =
  34. 34.16² =
  35. 35.251² =
  36. 36.11² =
  37. 37.11² =
  38. 38.44² =
  39. 39.186² =
  40. 40.146² =

Answer key

  1. 576
  2. 2116
  3. 73441
  4. 90601
  5. 3721
  6. 3136
  7. 5041
  8. 86436
  9. 7056
  10. 8281
  11. 2916
  12. 75076
  13. 90601
  14. 59536
  15. 51076
  16. 17161
  17. 2916
  18. 26896
  19. 25921
  20. 3721
  21. 27556
  22. 84681
  23. 576
  24. 14641
  25. 87616
  26. 54756
  27. 1681
  28. 48841
  29. 1681
  30. 121
  31. 5776
  32. 42436
  33. 4356
  34. 256
  35. 63001
  36. 121
  37. 121
  38. 1936
  39. 34596
  40. 21316

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