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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 5 · 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. 1.64² =
  2. 2.84² =
  3. 3.66² =
  4. 4.69² =
  5. 5.62² =
  6. 6.81² =
  7. 7.12² =
  8. 8.98² =
  9. 9.36² =
  10. 10.23² =
  11. 11.82² =
  12. 12.56² =
  13. 13.17² =
  14. 14.88² =
  15. 15.21² =
  16. 16.61² =
  17. 17.94² =
  18. 18.39² =
  19. 19.73² =
  20. 20.88² =
  21. 21.91² =
  22. 22.41² =
  23. 23.74² =
  24. 24.41² =
  25. 25.24² =
  26. 26.49² =
  27. 27.94² =
  28. 28.42² =
  29. 29.67² =
  30. 30.39² =
  31. 31.51² =
  32. 32.71² =
  33. 33.59² =
  34. 34.17² =
  35. 35.88² =
  36. 36.54² =
  37. 37.69² =
  38. 38.72² =
  39. 39.67² =
  40. 40.88² =

Answer key

  1. 4096
  2. 7056
  3. 4356
  4. 4761
  5. 3844
  6. 6561
  7. 144
  8. 9604
  9. 1296
  10. 529
  11. 6724
  12. 3136
  13. 289
  14. 7744
  15. 441
  16. 3721
  17. 8836
  18. 1521
  19. 5329
  20. 7744
  21. 8281
  22. 1681
  23. 5476
  24. 1681
  25. 576
  26. 2401
  27. 8836
  28. 1764
  29. 4489
  30. 1521
  31. 2601
  32. 5041
  33. 3481
  34. 289
  35. 7744
  36. 2916
  37. 4761
  38. 5184
  39. 4489
  40. 7744

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