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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 971 · 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. 1.53² =
  2. 2.36² =
  3. 3.81² =
  4. 4.88² =
  5. 5.21² =
  6. 6.97² =
  7. 7.91² =
  8. 8.98² =
  9. 9.66² =
  10. 10.83² =
  11. 11.94² =
  12. 12.25² =
  13. 13.12² =
  14. 14.14² =
  15. 15.85² =
  16. 16.32² =
  17. 17.98² =
  18. 18.86² =
  19. 19.28² =
  20. 20.86² =
  21. 21.85² =
  22. 22.56² =
  23. 23.51² =
  24. 24.53² =
  25. 25.61² =
  26. 26.48² =
  27. 27.41² =
  28. 28.43² =
  29. 29.78² =
  30. 30.35² =
  31. 31.38² =
  32. 32.26² =
  33. 33.42² =
  34. 34.72² =
  35. 35.31² =
  36. 36.21² =
  37. 37.81² =
  38. 38.26² =
  39. 39.72² =
  40. 40.35² =

Answer key

  1. 2809
  2. 1296
  3. 6561
  4. 7744
  5. 441
  6. 9409
  7. 8281
  8. 9604
  9. 4356
  10. 6889
  11. 8836
  12. 625
  13. 144
  14. 196
  15. 7225
  16. 1024
  17. 9604
  18. 7396
  19. 784
  20. 7396
  21. 7225
  22. 3136
  23. 2601
  24. 2809
  25. 3721
  26. 2304
  27. 1681
  28. 1849
  29. 6084
  30. 1225
  31. 1444
  32. 676
  33. 1764
  34. 5184
  35. 961
  36. 441
  37. 6561
  38. 676
  39. 5184
  40. 1225

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