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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 848 · 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. 1.66² =
  2. 2.19² =
  3. 3.46² =
  4. 4.74² =
  5. 5.95² =
  6. 6.49² =
  7. 7.24² =
  8. 8.53² =
  9. 9.43² =
  10. 10.81² =
  11. 11.18² =
  12. 12.31² =
  13. 13.57² =
  14. 14.44² =
  15. 15.16² =
  16. 16.67² =
  17. 17.19² =
  18. 18.54² =
  19. 19.33² =
  20. 20.43² =
  21. 21.36² =
  22. 22.78² =
  23. 23.59² =
  24. 24.33² =
  25. 25.68² =
  26. 26.71² =
  27. 27.46² =
  28. 28.23² =
  29. 29.54² =
  30. 30.92² =
  31. 31.37² =
  32. 32.86² =
  33. 33.11² =
  34. 34.81² =
  35. 35.17² =
  36. 36.91² =
  37. 37.11² =
  38. 38.64² =
  39. 39.72² =
  40. 40.22² =

Answer key

  1. 4356
  2. 361
  3. 2116
  4. 5476
  5. 9025
  6. 2401
  7. 576
  8. 2809
  9. 1849
  10. 6561
  11. 324
  12. 961
  13. 3249
  14. 1936
  15. 256
  16. 4489
  17. 361
  18. 2916
  19. 1089
  20. 1849
  21. 1296
  22. 6084
  23. 3481
  24. 1089
  25. 4624
  26. 5041
  27. 2116
  28. 529
  29. 2916
  30. 8464
  31. 1369
  32. 7396
  33. 121
  34. 6561
  35. 289
  36. 8281
  37. 121
  38. 4096
  39. 5184
  40. 484

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