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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 976 · 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. 1.61² =
  2. 2.76² =
  3. 3.51² =
  4. 4.32² =
  5. 5.35² =
  6. 6.91² =
  7. 7.91² =
  8. 8.98² =
  9. 9.35² =
  10. 10.71² =
  11. 11.97² =
  12. 12.35² =
  13. 13.78² =
  14. 14.63² =
  15. 15.99² =
  16. 16.13² =
  17. 17.49² =
  18. 18.67² =
  19. 19.41² =
  20. 20.17² =
  21. 21.93² =
  22. 22.25² =
  23. 23.47² =
  24. 24.37² =
  25. 25.39² =
  26. 26.37² =
  27. 27.41² =
  28. 28.31² =
  29. 29.15² =
  30. 30.24² =
  31. 31.27² =
  32. 32.77² =
  33. 33.21² =
  34. 34.37² =
  35. 35.61² =
  36. 36.52² =
  37. 37.97² =
  38. 38.86² =
  39. 39.82² =
  40. 40.51² =

Answer key

  1. 3721
  2. 5776
  3. 2601
  4. 1024
  5. 1225
  6. 8281
  7. 8281
  8. 9604
  9. 1225
  10. 5041
  11. 9409
  12. 1225
  13. 6084
  14. 3969
  15. 9801
  16. 169
  17. 2401
  18. 4489
  19. 1681
  20. 289
  21. 8649
  22. 625
  23. 2209
  24. 1369
  25. 1521
  26. 1369
  27. 1681
  28. 961
  29. 225
  30. 576
  31. 729
  32. 5929
  33. 441
  34. 1369
  35. 3721
  36. 2704
  37. 9409
  38. 7396
  39. 6724
  40. 2601

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