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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 524 · 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. 1.91² =
  2. 2.41² =
  3. 3.65² =
  4. 4.18² =
  5. 5.54² =
  6. 6.55² =
  7. 7.38² =
  8. 8.29² =
  9. 9.33² =
  10. 10.71² =
  11. 11.81² =
  12. 12.69² =
  13. 13.12² =
  14. 14.68² =
  15. 15.76² =
  16. 16.73² =
  17. 17.29² =
  18. 18.64² =
  19. 19.18² =
  20. 20.11² =
  21. 21.86² =
  22. 22.95² =
  23. 23.82² =
  24. 24.45² =
  25. 25.87² =
  26. 26.98² =
  27. 27.14² =
  28. 28.81² =
  29. 29.12² =
  30. 30.85² =
  31. 31.11² =
  32. 32.71² =
  33. 33.12² =
  34. 34.72² =
  35. 35.91² =
  36. 36.33² =
  37. 37.35² =
  38. 38.71² =
  39. 39.66² =
  40. 40.61² =

Answer key

  1. 8281
  2. 1681
  3. 4225
  4. 324
  5. 2916
  6. 3025
  7. 1444
  8. 841
  9. 1089
  10. 5041
  11. 6561
  12. 4761
  13. 144
  14. 4624
  15. 5776
  16. 5329
  17. 841
  18. 4096
  19. 324
  20. 121
  21. 7396
  22. 9025
  23. 6724
  24. 2025
  25. 7569
  26. 9604
  27. 196
  28. 6561
  29. 144
  30. 7225
  31. 121
  32. 5041
  33. 144
  34. 5184
  35. 8281
  36. 1089
  37. 1225
  38. 5041
  39. 4356
  40. 3721

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