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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 960 · 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. 1.47² =
  2. 2.11² =
  3. 3.71² =
  4. 4.93² =
  5. 5.41² =
  6. 6.33² =
  7. 7.34² =
  8. 8.41² =
  9. 9.29² =
  10. 10.37² =
  11. 11.28² =
  12. 12.56² =
  13. 13.16² =
  14. 14.51² =
  15. 15.48² =
  16. 16.35² =
  17. 17.81² =
  18. 18.41² =
  19. 19.59² =
  20. 20.63² =
  21. 21.17² =
  22. 22.41² =
  23. 23.39² =
  24. 24.37² =
  25. 25.73² =
  26. 26.69² =
  27. 27.11² =
  28. 28.95² =
  29. 29.21² =
  30. 30.71² =
  31. 31.51² =
  32. 32.41² =
  33. 33.71² =
  34. 34.16² =
  35. 35.95² =
  36. 36.44² =
  37. 37.74² =
  38. 38.86² =
  39. 39.51² =
  40. 40.96² =

Answer key

  1. 2209
  2. 121
  3. 5041
  4. 8649
  5. 1681
  6. 1089
  7. 1156
  8. 1681
  9. 841
  10. 1369
  11. 784
  12. 3136
  13. 256
  14. 2601
  15. 2304
  16. 1225
  17. 6561
  18. 1681
  19. 3481
  20. 3969
  21. 289
  22. 1681
  23. 1521
  24. 1369
  25. 5329
  26. 4761
  27. 121
  28. 9025
  29. 441
  30. 5041
  31. 2601
  32. 1681
  33. 5041
  34. 256
  35. 9025
  36. 1936
  37. 5476
  38. 7396
  39. 2601
  40. 9216

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