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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 444 · 40 sums
TalentJR

The trick (Dwandwa Yoga): For the number ab: right column = b². Middle column = 2 × a × b. Left column = a². Combine from the right with carries.

NameDateTime takenScore ___ / 40
  1. 1.45² =
  2. 2.91² =
  3. 3.32² =
  4. 4.18² =
  5. 5.33² =
  6. 6.95² =
  7. 7.26² =
  8. 8.62² =
  9. 9.87² =
  10. 10.27² =
  11. 11.47² =
  12. 12.26² =
  13. 13.14² =
  14. 14.99² =
  15. 15.76² =
  16. 16.13² =
  17. 17.79² =
  18. 18.99² =
  19. 19.41² =
  20. 20.85² =
  21. 21.43² =
  22. 22.64² =
  23. 23.11² =
  24. 24.88² =
  25. 25.86² =
  26. 26.81² =
  27. 27.91² =
  28. 28.71² =
  29. 29.85² =
  30. 30.76² =
  31. 31.93² =
  32. 32.13² =
  33. 33.61² =
  34. 34.31² =
  35. 35.15² =
  36. 36.76² =
  37. 37.52² =
  38. 38.57² =
  39. 39.36² =
  40. 40.49² =

Answer key

  1. 2025
  2. 8281
  3. 1024
  4. 324
  5. 1089
  6. 9025
  7. 676
  8. 3844
  9. 7569
  10. 729
  11. 2209
  12. 676
  13. 196
  14. 9801
  15. 5776
  16. 169
  17. 6241
  18. 9801
  19. 1681
  20. 7225
  21. 1849
  22. 4096
  23. 121
  24. 7744
  25. 7396
  26. 6561
  27. 8281
  28. 5041
  29. 7225
  30. 5776
  31. 8649
  32. 169
  33. 3721
  34. 961
  35. 225
  36. 5776
  37. 2704
  38. 3249
  39. 1296
  40. 2401

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