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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 754 · 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. 1.75² =
  2. 2.51² =
  3. 3.54² =
  4. 4.93² =
  5. 5.61² =
  6. 6.39² =
  7. 7.94² =
  8. 8.98² =
  9. 9.48² =
  10. 10.84² =
  11. 11.75² =
  12. 12.55² =
  13. 13.82² =
  14. 14.51² =
  15. 15.31² =
  16. 16.71² =
  17. 17.11² =
  18. 18.45² =
  19. 19.59² =
  20. 20.13² =
  21. 21.75² =
  22. 22.45² =
  23. 23.31² =
  24. 24.17² =
  25. 25.99² =
  26. 26.32² =
  27. 27.27² =
  28. 28.31² =
  29. 29.49² =
  30. 30.32² =
  31. 31.77² =
  32. 32.67² =
  33. 33.22² =
  34. 34.52² =
  35. 35.61² =
  36. 36.56² =
  37. 37.29² =
  38. 38.93² =
  39. 39.36² =
  40. 40.13² =

Answer key

  1. 5625
  2. 2601
  3. 2916
  4. 8649
  5. 3721
  6. 1521
  7. 8836
  8. 9604
  9. 2304
  10. 7056
  11. 5625
  12. 3025
  13. 6724
  14. 2601
  15. 961
  16. 5041
  17. 121
  18. 2025
  19. 3481
  20. 169
  21. 5625
  22. 2025
  23. 961
  24. 289
  25. 9801
  26. 1024
  27. 729
  28. 961
  29. 2401
  30. 1024
  31. 5929
  32. 4489
  33. 484
  34. 2704
  35. 3721
  36. 3136
  37. 841
  38. 8649
  39. 1296
  40. 169

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