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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 319 · 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. 2.45² =
  3. 3.41² =
  4. 4.54² =
  5. 5.33² =
  6. 6.75² =
  7. 7.81² =
  8. 8.79² =
  9. 9.61² =
  10. 10.35² =
  11. 11.28² =
  12. 12.67² =
  13. 13.21² =
  14. 14.71² =
  15. 15.88² =
  16. 16.81² =
  17. 17.33² =
  18. 18.79² =
  19. 19.72² =
  20. 20.23² =
  21. 21.54² =
  22. 22.17² =
  23. 23.17² =
  24. 24.21² =
  25. 25.33² =
  26. 26.96² =
  27. 27.57² =
  28. 28.45² =
  29. 29.41² =
  30. 30.91² =
  31. 31.31² =
  32. 32.48² =
  33. 33.29² =
  34. 34.31² =
  35. 35.41² =
  36. 36.59² =
  37. 37.21² =
  38. 38.59² =
  39. 39.81² =
  40. 40.82² =

Answer key

  1. 4096
  2. 2025
  3. 1681
  4. 2916
  5. 1089
  6. 5625
  7. 6561
  8. 6241
  9. 3721
  10. 1225
  11. 784
  12. 4489
  13. 441
  14. 5041
  15. 7744
  16. 6561
  17. 1089
  18. 6241
  19. 5184
  20. 529
  21. 2916
  22. 289
  23. 289
  24. 441
  25. 1089
  26. 9216
  27. 3249
  28. 2025
  29. 1681
  30. 8281
  31. 961
  32. 2304
  33. 841
  34. 961
  35. 1681
  36. 3481
  37. 441
  38. 3481
  39. 6561
  40. 6724

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