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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 96 · 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. 1.97² =
  2. 2.91² =
  3. 3.91² =
  4. 4.48² =
  5. 5.85² =
  6. 6.34² =
  7. 7.35² =
  8. 8.87² =
  9. 9.53² =
  10. 10.13² =
  11. 11.64² =
  12. 12.45² =
  13. 13.25² =
  14. 14.62² =
  15. 15.27² =
  16. 16.69² =
  17. 17.42² =
  18. 18.42² =
  19. 19.29² =
  20. 20.19² =
  21. 21.87² =
  22. 22.14² =
  23. 23.32² =
  24. 24.54² =
  25. 25.18² =
  26. 26.71² =
  27. 27.79² =
  28. 28.18² =
  29. 29.41² =
  30. 30.41² =
  31. 31.53² =
  32. 32.51² =
  33. 33.45² =
  34. 34.67² =
  35. 35.43² =
  36. 36.32² =
  37. 37.83² =
  38. 38.12² =
  39. 39.98² =
  40. 40.21² =

Answer key

  1. 9409
  2. 8281
  3. 8281
  4. 2304
  5. 7225
  6. 1156
  7. 1225
  8. 7569
  9. 2809
  10. 169
  11. 4096
  12. 2025
  13. 625
  14. 3844
  15. 729
  16. 4761
  17. 1764
  18. 1764
  19. 841
  20. 361
  21. 7569
  22. 196
  23. 1024
  24. 2916
  25. 324
  26. 5041
  27. 6241
  28. 324
  29. 1681
  30. 1681
  31. 2809
  32. 2601
  33. 2025
  34. 4489
  35. 1849
  36. 1024
  37. 6889
  38. 144
  39. 9604
  40. 441

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