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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 834 · 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. 1.74² =
  2. 2.41² =
  3. 3.12² =
  4. 4.66² =
  5. 5.49² =
  6. 6.38² =
  7. 7.37² =
  8. 8.98² =
  9. 9.17² =
  10. 10.73² =
  11. 11.82² =
  12. 12.31² =
  13. 13.21² =
  14. 14.68² =
  15. 15.47² =
  16. 16.97² =
  17. 17.35² =
  18. 18.41² =
  19. 19.57² =
  20. 20.83² =
  21. 21.98² =
  22. 22.72² =
  23. 23.19² =
  24. 24.57² =
  25. 25.68² =
  26. 26.23² =
  27. 27.67² =
  28. 28.27² =
  29. 29.87² =
  30. 30.71² =
  31. 31.99² =
  32. 32.13² =
  33. 33.19² =
  34. 34.29² =
  35. 35.53² =
  36. 36.96² =
  37. 37.26² =
  38. 38.16² =
  39. 39.82² =
  40. 40.62² =

Answer key

  1. 5476
  2. 1681
  3. 144
  4. 4356
  5. 2401
  6. 1444
  7. 1369
  8. 9604
  9. 289
  10. 5329
  11. 6724
  12. 961
  13. 441
  14. 4624
  15. 2209
  16. 9409
  17. 1225
  18. 1681
  19. 3249
  20. 6889
  21. 9604
  22. 5184
  23. 361
  24. 3249
  25. 4624
  26. 529
  27. 4489
  28. 729
  29. 7569
  30. 5041
  31. 9801
  32. 169
  33. 361
  34. 841
  35. 2809
  36. 9216
  37. 676
  38. 256
  39. 6724
  40. 3844

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