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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 958 · 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. 1.56² =
  2. 2.48² =
  3. 3.66² =
  4. 4.65² =
  5. 5.31² =
  6. 6.32² =
  7. 7.15² =
  8. 8.21² =
  9. 9.23² =
  10. 10.87² =
  11. 11.33² =
  12. 12.91² =
  13. 13.82² =
  14. 14.88² =
  15. 15.33² =
  16. 16.61² =
  17. 17.98² =
  18. 18.39² =
  19. 19.51² =
  20. 20.91² =
  21. 21.99² =
  22. 22.59² =
  23. 23.14² =
  24. 24.83² =
  25. 25.34² =
  26. 26.62² =
  27. 27.28² =
  28. 28.53² =
  29. 29.87² =
  30. 30.91² =
  31. 31.87² =
  32. 32.58² =
  33. 33.66² =
  34. 34.92² =
  35. 35.45² =
  36. 36.41² =
  37. 37.87² =
  38. 38.77² =
  39. 39.38² =
  40. 40.37² =

Answer key

  1. 3136
  2. 2304
  3. 4356
  4. 4225
  5. 961
  6. 1024
  7. 225
  8. 441
  9. 529
  10. 7569
  11. 1089
  12. 8281
  13. 6724
  14. 7744
  15. 1089
  16. 3721
  17. 9604
  18. 1521
  19. 2601
  20. 8281
  21. 9801
  22. 3481
  23. 196
  24. 6889
  25. 1156
  26. 3844
  27. 784
  28. 2809
  29. 7569
  30. 8281
  31. 7569
  32. 3364
  33. 4356
  34. 8464
  35. 2025
  36. 1681
  37. 7569
  38. 5929
  39. 1444
  40. 1369

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