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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 333 · 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. 1.38² =
  2. 2.17² =
  3. 3.32² =
  4. 4.48² =
  5. 5.12² =
  6. 6.41² =
  7. 7.67² =
  8. 8.61² =
  9. 9.56² =
  10. 10.13² =
  11. 11.66² =
  12. 12.92² =
  13. 13.91² =
  14. 14.12² =
  15. 15.85² =
  16. 16.97² =
  17. 17.64² =
  18. 18.11² =
  19. 19.11² =
  20. 20.36² =
  21. 21.11² =
  22. 22.21² =
  23. 23.34² =
  24. 24.71² =
  25. 25.77² =
  26. 26.19² =
  27. 27.82² =
  28. 28.43² =
  29. 29.67² =
  30. 30.81² =
  31. 31.99² =
  32. 32.85² =
  33. 33.74² =
  34. 34.21² =
  35. 35.78² =
  36. 36.14² =
  37. 37.61² =
  38. 38.41² =
  39. 39.92² =
  40. 40.31² =

Answer key

  1. 1444
  2. 289
  3. 1024
  4. 2304
  5. 144
  6. 1681
  7. 4489
  8. 3721
  9. 3136
  10. 169
  11. 4356
  12. 8464
  13. 8281
  14. 144
  15. 7225
  16. 9409
  17. 4096
  18. 121
  19. 121
  20. 1296
  21. 121
  22. 441
  23. 1156
  24. 5041
  25. 5929
  26. 361
  27. 6724
  28. 1849
  29. 4489
  30. 6561
  31. 9801
  32. 7225
  33. 5476
  34. 441
  35. 6084
  36. 196
  37. 3721
  38. 1681
  39. 8464
  40. 961

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