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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 6 · 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. 1.77² =
  2. 2.84² =
  3. 3.72² =
  4. 4.63² =
  5. 5.65² =
  6. 6.96² =
  7. 7.26² =
  8. 8.91² =
  9. 9.98² =
  10. 10.66² =
  11. 11.51² =
  12. 12.35² =
  13. 13.61² =
  14. 14.83² =
  15. 15.72² =
  16. 16.41² =
  17. 17.68² =
  18. 18.64² =
  19. 19.85² =
  20. 20.81² =
  21. 21.71² =
  22. 22.69² =
  23. 23.13² =
  24. 24.22² =
  25. 25.95² =
  26. 26.89² =
  27. 27.22² =
  28. 28.44² =
  29. 29.88² =
  30. 30.92² =
  31. 31.24² =
  32. 32.37² =
  33. 33.64² =
  34. 34.59² =
  35. 35.55² =
  36. 36.48² =
  37. 37.47² =
  38. 38.91² =
  39. 39.77² =
  40. 40.57² =

Answer key

  1. 5929
  2. 7056
  3. 5184
  4. 3969
  5. 4225
  6. 9216
  7. 676
  8. 8281
  9. 9604
  10. 4356
  11. 2601
  12. 1225
  13. 3721
  14. 6889
  15. 5184
  16. 1681
  17. 4624
  18. 4096
  19. 7225
  20. 6561
  21. 5041
  22. 4761
  23. 169
  24. 484
  25. 9025
  26. 7921
  27. 484
  28. 1936
  29. 7744
  30. 8464
  31. 576
  32. 1369
  33. 4096
  34. 3481
  35. 3025
  36. 2304
  37. 2209
  38. 8281
  39. 5929
  40. 3249

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