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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 341 · 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. 1.31² =
  2. 2.68² =
  3. 3.43² =
  4. 4.61² =
  5. 5.52² =
  6. 6.71² =
  7. 7.81² =
  8. 8.63² =
  9. 9.73² =
  10. 10.32² =
  11. 11.72² =
  12. 12.67² =
  13. 13.95² =
  14. 14.64² =
  15. 15.66² =
  16. 16.73² =
  17. 17.67² =
  18. 18.13² =
  19. 19.35² =
  20. 20.78² =
  21. 21.37² =
  22. 22.98² =
  23. 23.28² =
  24. 24.21² =
  25. 25.58² =
  26. 26.96² =
  27. 27.56² =
  28. 28.75² =
  29. 29.75² =
  30. 30.77² =
  31. 31.45² =
  32. 32.14² =
  33. 33.31² =
  34. 34.21² =
  35. 35.22² =
  36. 36.84² =
  37. 37.74² =
  38. 38.29² =
  39. 39.31² =
  40. 40.81² =

Answer key

  1. 961
  2. 4624
  3. 1849
  4. 3721
  5. 2704
  6. 5041
  7. 6561
  8. 3969
  9. 5329
  10. 1024
  11. 5184
  12. 4489
  13. 9025
  14. 4096
  15. 4356
  16. 5329
  17. 4489
  18. 169
  19. 1225
  20. 6084
  21. 1369
  22. 9604
  23. 784
  24. 441
  25. 3364
  26. 9216
  27. 3136
  28. 5625
  29. 5625
  30. 5929
  31. 2025
  32. 196
  33. 961
  34. 441
  35. 484
  36. 7056
  37. 5476
  38. 841
  39. 961
  40. 6561

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