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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 314 · 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. 2.28² =
  3. 3.38² =
  4. 4.11² =
  5. 5.36² =
  6. 6.55² =
  7. 7.53² =
  8. 8.12² =
  9. 9.44² =
  10. 10.52² =
  11. 11.14² =
  12. 12.93² =
  13. 13.36² =
  14. 14.44² =
  15. 15.78² =
  16. 16.61² =
  17. 17.25² =
  18. 18.69² =
  19. 19.91² =
  20. 20.26² =
  21. 21.66² =
  22. 22.45² =
  23. 23.67² =
  24. 24.33² =
  25. 25.13² =
  26. 26.61² =
  27. 27.77² =
  28. 28.82² =
  29. 29.36² =
  30. 30.35² =
  31. 31.43² =
  32. 32.23² =
  33. 33.59² =
  34. 34.63² =
  35. 35.36² =
  36. 36.21² =
  37. 37.57² =
  38. 38.21² =
  39. 39.44² =
  40. 40.94² =

Answer key

  1. 4096
  2. 784
  3. 1444
  4. 121
  5. 1296
  6. 3025
  7. 2809
  8. 144
  9. 1936
  10. 2704
  11. 196
  12. 8649
  13. 1296
  14. 1936
  15. 6084
  16. 3721
  17. 625
  18. 4761
  19. 8281
  20. 676
  21. 4356
  22. 2025
  23. 4489
  24. 1089
  25. 169
  26. 3721
  27. 5929
  28. 6724
  29. 1296
  30. 1225
  31. 1849
  32. 529
  33. 3481
  34. 3969
  35. 1296
  36. 441
  37. 3249
  38. 441
  39. 1936
  40. 8836

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