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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 114 · 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. 1.33² =
  2. 2.94² =
  3. 3.61² =
  4. 4.22² =
  5. 5.94² =
  6. 6.81² =
  7. 7.31² =
  8. 8.31² =
  9. 9.19² =
  10. 10.24² =
  11. 11.32² =
  12. 12.16² =
  13. 13.94² =
  14. 14.16² =
  15. 15.53² =
  16. 16.61² =
  17. 17.17² =
  18. 18.15² =
  19. 19.68² =
  20. 20.12² =
  21. 21.48² =
  22. 22.31² =
  23. 23.86² =
  24. 24.52² =
  25. 25.99² =
  26. 26.12² =
  27. 27.23² =
  28. 28.61² =
  29. 29.54² =
  30. 30.44² =
  31. 31.32² =
  32. 32.81² =
  33. 33.94² =
  34. 34.32² =
  35. 35.69² =
  36. 36.12² =
  37. 37.53² =
  38. 38.37² =
  39. 39.51² =
  40. 40.48² =

Answer key

  1. 1089
  2. 8836
  3. 3721
  4. 484
  5. 8836
  6. 6561
  7. 961
  8. 961
  9. 361
  10. 576
  11. 1024
  12. 256
  13. 8836
  14. 256
  15. 2809
  16. 3721
  17. 289
  18. 225
  19. 4624
  20. 144
  21. 2304
  22. 961
  23. 7396
  24. 2704
  25. 9801
  26. 144
  27. 529
  28. 3721
  29. 2916
  30. 1936
  31. 1024
  32. 6561
  33. 8836
  34. 1024
  35. 4761
  36. 144
  37. 2809
  38. 1369
  39. 2601
  40. 2304

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