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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 609 · 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. 1.17² =
  2. 2.76² =
  3. 3.43² =
  4. 4.88² =
  5. 5.93² =
  6. 6.94² =
  7. 7.51² =
  8. 8.16² =
  9. 9.38² =
  10. 10.69² =
  11. 11.74² =
  12. 12.41² =
  13. 13.84² =
  14. 14.71² =
  15. 15.61² =
  16. 16.17² =
  17. 17.37² =
  18. 18.73² =
  19. 19.78² =
  20. 20.45² =
  21. 21.11² =
  22. 22.37² =
  23. 23.78² =
  24. 24.41² =
  25. 25.83² =
  26. 26.19² =
  27. 27.51² =
  28. 28.64² =
  29. 29.19² =
  30. 30.63² =
  31. 31.41² =
  32. 32.62² =
  33. 33.79² =
  34. 34.31² =
  35. 35.13² =
  36. 36.37² =
  37. 37.42² =
  38. 38.68² =
  39. 39.14² =
  40. 40.47² =

Answer key

  1. 289
  2. 5776
  3. 1849
  4. 7744
  5. 8649
  6. 8836
  7. 2601
  8. 256
  9. 1444
  10. 4761
  11. 5476
  12. 1681
  13. 7056
  14. 5041
  15. 3721
  16. 289
  17. 1369
  18. 5329
  19. 6084
  20. 2025
  21. 121
  22. 1369
  23. 6084
  24. 1681
  25. 6889
  26. 361
  27. 2601
  28. 4096
  29. 361
  30. 3969
  31. 1681
  32. 3844
  33. 6241
  34. 961
  35. 169
  36. 1369
  37. 1764
  38. 4624
  39. 196
  40. 2209

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