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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 332 · 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. 1.61² =
  2. 2.71² =
  3. 3.52² =
  4. 4.72² =
  5. 5.73² =
  6. 6.25² =
  7. 7.19² =
  8. 8.21² =
  9. 9.62² =
  10. 10.65² =
  11. 11.64² =
  12. 12.93² =
  13. 13.48² =
  14. 14.55² =
  15. 15.29² =
  16. 16.21² =
  17. 17.85² =
  18. 18.26² =
  19. 19.83² =
  20. 20.63² =
  21. 21.41² =
  22. 22.99² =
  23. 23.33² =
  24. 24.97² =
  25. 25.51² =
  26. 26.21² =
  27. 27.27² =
  28. 28.55² =
  29. 29.16² =
  30. 30.91² =
  31. 31.45² =
  32. 32.69² =
  33. 33.36² =
  34. 34.66² =
  35. 35.67² =
  36. 36.53² =
  37. 37.52² =
  38. 38.31² =
  39. 39.35² =
  40. 40.72² =

Answer key

  1. 3721
  2. 5041
  3. 2704
  4. 5184
  5. 5329
  6. 625
  7. 361
  8. 441
  9. 3844
  10. 4225
  11. 4096
  12. 8649
  13. 2304
  14. 3025
  15. 841
  16. 441
  17. 7225
  18. 676
  19. 6889
  20. 3969
  21. 1681
  22. 9801
  23. 1089
  24. 9409
  25. 2601
  26. 441
  27. 729
  28. 3025
  29. 256
  30. 8281
  31. 2025
  32. 4761
  33. 1296
  34. 4356
  35. 4489
  36. 2809
  37. 2704
  38. 961
  39. 1225
  40. 5184

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