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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 513 · 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. 1.34² =
  2. 2.51² =
  3. 3.17² =
  4. 4.61² =
  5. 5.79² =
  6. 6.67² =
  7. 7.51² =
  8. 8.11² =
  9. 9.19² =
  10. 10.95² =
  11. 11.76² =
  12. 12.21² =
  13. 13.71² =
  14. 14.49² =
  15. 15.33² =
  16. 16.61² =
  17. 17.59² =
  18. 18.66² =
  19. 19.26² =
  20. 20.79² =
  21. 21.19² =
  22. 22.63² =
  23. 23.91² =
  24. 24.75² =
  25. 25.67² =
  26. 26.41² =
  27. 27.52² =
  28. 28.69² =
  29. 29.41² =
  30. 30.17² =
  31. 31.51² =
  32. 32.71² =
  33. 33.91² =
  34. 34.31² =
  35. 35.75² =
  36. 36.45² =
  37. 37.55² =
  38. 38.46² =
  39. 39.55² =
  40. 40.56² =

Answer key

  1. 1156
  2. 2601
  3. 289
  4. 3721
  5. 6241
  6. 4489
  7. 2601
  8. 121
  9. 361
  10. 9025
  11. 5776
  12. 441
  13. 5041
  14. 2401
  15. 1089
  16. 3721
  17. 3481
  18. 4356
  19. 676
  20. 6241
  21. 361
  22. 3969
  23. 8281
  24. 5625
  25. 4489
  26. 1681
  27. 2704
  28. 4761
  29. 1681
  30. 289
  31. 2601
  32. 5041
  33. 8281
  34. 961
  35. 5625
  36. 2025
  37. 3025
  38. 2116
  39. 3025
  40. 3136

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