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Squares Ending in 1, 4, 6 Worksheet

Vedic maths trick 23: Squares ending in 1, 4 and 6 · Set 479 · 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. 1.51² =
  2. 2.204² =
  3. 3.21² =
  4. 4.36² =
  5. 5.241² =
  6. 6.156² =
  7. 7.86² =
  8. 8.66² =
  9. 9.81² =
  10. 10.111² =
  11. 11.251² =
  12. 12.156² =
  13. 13.41² =
  14. 14.66² =
  15. 15.84² =
  16. 16.64² =
  17. 17.81² =
  18. 18.16² =
  19. 19.66² =
  20. 20.14² =
  21. 21.236² =
  22. 22.34² =
  23. 23.34² =
  24. 24.41² =
  25. 25.16² =
  26. 26.24² =
  27. 27.24² =
  28. 28.14² =
  29. 29.36² =
  30. 30.144² =
  31. 31.254² =
  32. 32.46² =
  33. 33.14² =
  34. 34.181² =
  35. 35.214² =
  36. 36.21² =
  37. 37.91² =
  38. 38.231² =
  39. 39.74² =
  40. 40.51² =

Answer key

  1. 2601
  2. 41616
  3. 441
  4. 1296
  5. 58081
  6. 24336
  7. 7396
  8. 4356
  9. 6561
  10. 12321
  11. 63001
  12. 24336
  13. 1681
  14. 4356
  15. 7056
  16. 4096
  17. 6561
  18. 256
  19. 4356
  20. 196
  21. 55696
  22. 1156
  23. 1156
  24. 1681
  25. 256
  26. 576
  27. 576
  28. 196
  29. 1296
  30. 20736
  31. 64516
  32. 2116
  33. 196
  34. 32761
  35. 45796
  36. 441
  37. 8281
  38. 53361
  39. 5476
  40. 2601

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