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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 116 · 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. 1.78² =
  2. 2.36² =
  3. 3.43² =
  4. 4.39² =
  5. 5.28² =
  6. 6.22² =
  7. 7.49² =
  8. 8.12² =
  9. 9.71² =
  10. 10.67² =
  11. 11.51² =
  12. 12.61² =
  13. 13.12² =
  14. 14.74² =
  15. 15.25² =
  16. 16.31² =
  17. 17.24² =
  18. 18.67² =
  19. 19.35² =
  20. 20.74² =
  21. 21.23² =
  22. 22.14² =
  23. 23.46² =
  24. 24.19² =
  25. 25.35² =
  26. 26.77² =
  27. 27.41² =
  28. 28.21² =
  29. 29.91² =
  30. 30.71² =
  31. 31.17² =
  32. 32.29² =
  33. 33.64² =
  34. 34.83² =
  35. 35.35² =
  36. 36.71² =
  37. 37.39² =
  38. 38.61² =
  39. 39.81² =
  40. 40.55² =

Answer key

  1. 6084
  2. 1296
  3. 1849
  4. 1521
  5. 784
  6. 484
  7. 2401
  8. 144
  9. 5041
  10. 4489
  11. 2601
  12. 3721
  13. 144
  14. 5476
  15. 625
  16. 961
  17. 576
  18. 4489
  19. 1225
  20. 5476
  21. 529
  22. 196
  23. 2116
  24. 361
  25. 1225
  26. 5929
  27. 1681
  28. 441
  29. 8281
  30. 5041
  31. 289
  32. 841
  33. 4096
  34. 6889
  35. 1225
  36. 5041
  37. 1521
  38. 3721
  39. 6561
  40. 3025

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