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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 222 · 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. 1.25² =
  2. 2.96² =
  3. 3.67² =
  4. 4.45² =
  5. 5.25² =
  6. 6.94² =
  7. 7.49² =
  8. 8.85² =
  9. 9.46² =
  10. 10.24² =
  11. 11.53² =
  12. 12.35² =
  13. 13.68² =
  14. 14.19² =
  15. 15.76² =
  16. 16.61² =
  17. 17.43² =
  18. 18.16² =
  19. 19.74² =
  20. 20.77² =
  21. 21.24² =
  22. 22.48² =
  23. 23.39² =
  24. 24.36² =
  25. 25.71² =
  26. 26.47² =
  27. 27.26² =
  28. 28.99² =
  29. 29.21² =
  30. 30.94² =
  31. 31.49² =
  32. 32.81² =
  33. 33.93² =
  34. 34.94² =
  35. 35.57² =
  36. 36.44² =
  37. 37.29² =
  38. 38.91² =
  39. 39.95² =
  40. 40.39² =

Answer key

  1. 625
  2. 9216
  3. 4489
  4. 2025
  5. 625
  6. 8836
  7. 2401
  8. 7225
  9. 2116
  10. 576
  11. 2809
  12. 1225
  13. 4624
  14. 361
  15. 5776
  16. 3721
  17. 1849
  18. 256
  19. 5476
  20. 5929
  21. 576
  22. 2304
  23. 1521
  24. 1296
  25. 5041
  26. 2209
  27. 676
  28. 9801
  29. 441
  30. 8836
  31. 2401
  32. 6561
  33. 8649
  34. 8836
  35. 3249
  36. 1936
  37. 841
  38. 8281
  39. 9025
  40. 1521

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