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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 716 · 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. 1.84² =
  2. 2.27² =
  3. 3.32² =
  4. 4.77² =
  5. 5.97² =
  6. 6.26² =
  7. 7.45² =
  8. 8.31² =
  9. 9.68² =
  10. 10.35² =
  11. 11.24² =
  12. 12.18² =
  13. 13.84² =
  14. 14.58² =
  15. 15.71² =
  16. 16.31² =
  17. 17.72² =
  18. 18.31² =
  19. 19.11² =
  20. 20.84² =
  21. 21.37² =
  22. 22.98² =
  23. 23.78² =
  24. 24.67² =
  25. 25.25² =
  26. 26.87² =
  27. 27.61² =
  28. 28.69² =
  29. 29.19² =
  30. 30.89² =
  31. 31.85² =
  32. 32.86² =
  33. 33.54² =
  34. 34.53² =
  35. 35.84² =
  36. 36.21² =
  37. 37.32² =
  38. 38.98² =
  39. 39.97² =
  40. 40.41² =

Answer key

  1. 7056
  2. 729
  3. 1024
  4. 5929
  5. 9409
  6. 676
  7. 2025
  8. 961
  9. 4624
  10. 1225
  11. 576
  12. 324
  13. 7056
  14. 3364
  15. 5041
  16. 961
  17. 5184
  18. 961
  19. 121
  20. 7056
  21. 1369
  22. 9604
  23. 6084
  24. 4489
  25. 625
  26. 7569
  27. 3721
  28. 4761
  29. 361
  30. 7921
  31. 7225
  32. 7396
  33. 2916
  34. 2809
  35. 7056
  36. 441
  37. 1024
  38. 9604
  39. 9409
  40. 1681

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