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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 655 · 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. 1.52² =
  2. 2.17² =
  3. 3.54² =
  4. 4.32² =
  5. 5.71² =
  6. 6.83² =
  7. 7.12² =
  8. 8.77² =
  9. 9.11² =
  10. 10.83² =
  11. 11.72² =
  12. 12.13² =
  13. 13.91² =
  14. 14.56² =
  15. 15.41² =
  16. 16.97² =
  17. 17.49² =
  18. 18.33² =
  19. 19.38² =
  20. 20.51² =
  21. 21.32² =
  22. 22.13² =
  23. 23.91² =
  24. 24.84² =
  25. 25.27² =
  26. 26.65² =
  27. 27.31² =
  28. 28.35² =
  29. 29.12² =
  30. 30.67² =
  31. 31.16² =
  32. 32.69² =
  33. 33.34² =
  34. 34.98² =
  35. 35.85² =
  36. 36.61² =
  37. 37.98² =
  38. 38.65² =
  39. 39.14² =
  40. 40.18² =

Answer key

  1. 2704
  2. 289
  3. 2916
  4. 1024
  5. 5041
  6. 6889
  7. 144
  8. 5929
  9. 121
  10. 6889
  11. 5184
  12. 169
  13. 8281
  14. 3136
  15. 1681
  16. 9409
  17. 2401
  18. 1089
  19. 1444
  20. 2601
  21. 1024
  22. 169
  23. 8281
  24. 7056
  25. 729
  26. 4225
  27. 961
  28. 1225
  29. 144
  30. 4489
  31. 256
  32. 4761
  33. 1156
  34. 9604
  35. 7225
  36. 3721
  37. 9604
  38. 4225
  39. 196
  40. 324

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