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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 435 · 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. 1.32² =
  2. 2.61² =
  3. 3.21² =
  4. 4.91² =
  5. 5.47² =
  6. 6.41² =
  7. 7.54² =
  8. 8.84² =
  9. 9.76² =
  10. 10.48² =
  11. 11.85² =
  12. 12.81² =
  13. 13.19² =
  14. 14.47² =
  15. 15.21² =
  16. 16.91² =
  17. 17.22² =
  18. 18.71² =
  19. 19.29² =
  20. 20.71² =
  21. 21.12² =
  22. 22.58² =
  23. 23.84² =
  24. 24.52² =
  25. 25.76² =
  26. 26.34² =
  27. 27.17² =
  28. 28.33² =
  29. 29.52² =
  30. 30.36² =
  31. 31.72² =
  32. 32.36² =
  33. 33.94² =
  34. 34.68² =
  35. 35.35² =
  36. 36.34² =
  37. 37.14² =
  38. 38.31² =
  39. 39.22² =
  40. 40.87² =

Answer key

  1. 1024
  2. 3721
  3. 441
  4. 8281
  5. 2209
  6. 1681
  7. 2916
  8. 7056
  9. 5776
  10. 2304
  11. 7225
  12. 6561
  13. 361
  14. 2209
  15. 441
  16. 8281
  17. 484
  18. 5041
  19. 841
  20. 5041
  21. 144
  22. 3364
  23. 7056
  24. 2704
  25. 5776
  26. 1156
  27. 289
  28. 1089
  29. 2704
  30. 1296
  31. 5184
  32. 1296
  33. 8836
  34. 4624
  35. 1225
  36. 1156
  37. 196
  38. 961
  39. 484
  40. 7569

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