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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 512 · 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. 1.94² =
  2. 2.24² =
  3. 3.124² =
  4. 4.21² =
  5. 5.21² =
  6. 6.294² =
  7. 7.91² =
  8. 8.231² =
  9. 9.91² =
  10. 10.304² =
  11. 11.86² =
  12. 12.76² =
  13. 13.261² =
  14. 14.164² =
  15. 15.106² =
  16. 16.51² =
  17. 17.24² =
  18. 18.71² =
  19. 19.11² =
  20. 20.16² =
  21. 21.84² =
  22. 22.16² =
  23. 23.81² =
  24. 24.61² =
  25. 25.184² =
  26. 26.94² =
  27. 27.16² =
  28. 28.126² =
  29. 29.21² =
  30. 30.61² =
  31. 31.84² =
  32. 32.66² =
  33. 33.16² =
  34. 34.276² =
  35. 35.196² =
  36. 36.236² =
  37. 37.56² =
  38. 38.306² =
  39. 39.284² =
  40. 40.91² =

Answer key

  1. 8836
  2. 576
  3. 15376
  4. 441
  5. 441
  6. 86436
  7. 8281
  8. 53361
  9. 8281
  10. 92416
  11. 7396
  12. 5776
  13. 68121
  14. 26896
  15. 11236
  16. 2601
  17. 576
  18. 5041
  19. 121
  20. 256
  21. 7056
  22. 256
  23. 6561
  24. 3721
  25. 33856
  26. 8836
  27. 256
  28. 15876
  29. 441
  30. 3721
  31. 7056
  32. 4356
  33. 256
  34. 76176
  35. 38416
  36. 55696
  37. 3136
  38. 93636
  39. 80656
  40. 8281

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