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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 989 · 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. 1.26² =
  2. 2.41² =
  3. 3.46² =
  4. 4.91² =
  5. 5.36² =
  6. 6.21² =
  7. 7.34² =
  8. 8.41² =
  9. 9.31² =
  10. 10.251² =
  11. 11.251² =
  12. 12.236² =
  13. 13.41² =
  14. 14.71² =
  15. 15.24² =
  16. 16.16² =
  17. 17.284² =
  18. 18.36² =
  19. 19.156² =
  20. 20.231² =
  21. 21.21² =
  22. 22.14² =
  23. 23.71² =
  24. 24.11² =
  25. 25.26² =
  26. 26.301² =
  27. 27.44² =
  28. 28.306² =
  29. 29.41² =
  30. 30.44² =
  31. 31.86² =
  32. 32.41² =
  33. 33.64² =
  34. 34.66² =
  35. 35.16² =
  36. 36.46² =
  37. 37.74² =
  38. 38.21² =
  39. 39.201² =
  40. 40.91² =

Answer key

  1. 676
  2. 1681
  3. 2116
  4. 8281
  5. 1296
  6. 441
  7. 1156
  8. 1681
  9. 961
  10. 63001
  11. 63001
  12. 55696
  13. 1681
  14. 5041
  15. 576
  16. 256
  17. 80656
  18. 1296
  19. 24336
  20. 53361
  21. 441
  22. 196
  23. 5041
  24. 121
  25. 676
  26. 90601
  27. 1936
  28. 93636
  29. 1681
  30. 1936
  31. 7396
  32. 1681
  33. 4096
  34. 4356
  35. 256
  36. 2116
  37. 5476
  38. 441
  39. 40401
  40. 8281

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