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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 346 · 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. 2.46² =
  3. 3.73² =
  4. 4.33² =
  5. 5.65² =
  6. 6.11² =
  7. 7.68² =
  8. 8.87² =
  9. 9.99² =
  10. 10.87² =
  11. 11.91² =
  12. 12.85² =
  13. 13.17² =
  14. 14.97² =
  15. 15.51² =
  16. 16.11² =
  17. 17.35² =
  18. 18.71² =
  19. 19.45² =
  20. 20.45² =
  21. 21.37² =
  22. 22.58² =
  23. 23.75² =
  24. 24.49² =
  25. 25.81² =
  26. 26.14² =
  27. 27.15² =
  28. 28.62² =
  29. 29.25² =
  30. 30.31² =
  31. 31.63² =
  32. 32.78² =
  33. 33.39² =
  34. 34.87² =
  35. 35.91² =
  36. 36.98² =
  37. 37.71² =
  38. 38.25² =
  39. 39.48² =
  40. 40.17² =

Answer key

  1. 2025
  2. 2116
  3. 5329
  4. 1089
  5. 4225
  6. 121
  7. 4624
  8. 7569
  9. 9801
  10. 7569
  11. 8281
  12. 7225
  13. 289
  14. 9409
  15. 2601
  16. 121
  17. 1225
  18. 5041
  19. 2025
  20. 2025
  21. 1369
  22. 3364
  23. 5625
  24. 2401
  25. 6561
  26. 196
  27. 225
  28. 3844
  29. 625
  30. 961
  31. 3969
  32. 6084
  33. 1521
  34. 7569
  35. 8281
  36. 9604
  37. 5041
  38. 625
  39. 2304
  40. 289

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