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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 966 · 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. 2.81² =
  3. 3.72² =
  4. 4.71² =
  5. 5.41² =
  6. 6.93² =
  7. 7.63² =
  8. 8.77² =
  9. 9.93² =
  10. 10.34² =
  11. 11.53² =
  12. 12.57² =
  13. 13.93² =
  14. 14.86² =
  15. 15.57² =
  16. 16.55² =
  17. 17.57² =
  18. 18.24² =
  19. 19.89² =
  20. 20.52² =
  21. 21.37² =
  22. 22.11² =
  23. 23.22² =
  24. 24.82² =
  25. 25.18² =
  26. 26.52² =
  27. 27.46² =
  28. 28.32² =
  29. 29.35² =
  30. 30.75² =
  31. 31.79² =
  32. 32.79² =
  33. 33.44² =
  34. 34.51² =
  35. 35.24² =
  36. 36.53² =
  37. 37.45² =
  38. 38.29² =
  39. 39.73² =
  40. 40.14² =

Answer key

  1. 2025
  2. 6561
  3. 5184
  4. 5041
  5. 1681
  6. 8649
  7. 3969
  8. 5929
  9. 8649
  10. 1156
  11. 2809
  12. 3249
  13. 8649
  14. 7396
  15. 3249
  16. 3025
  17. 3249
  18. 576
  19. 7921
  20. 2704
  21. 1369
  22. 121
  23. 484
  24. 6724
  25. 324
  26. 2704
  27. 2116
  28. 1024
  29. 1225
  30. 5625
  31. 6241
  32. 6241
  33. 1936
  34. 2601
  35. 576
  36. 2809
  37. 2025
  38. 841
  39. 5329
  40. 196

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