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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 488 · 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. 1.72² =
  2. 2.16² =
  3. 3.11² =
  4. 4.86² =
  5. 5.77² =
  6. 6.36² =
  7. 7.79² =
  8. 8.64² =
  9. 9.23² =
  10. 10.16² =
  11. 11.59² =
  12. 12.71² =
  13. 13.92² =
  14. 14.57² =
  15. 15.14² =
  16. 16.31² =
  17. 17.76² =
  18. 18.31² =
  19. 19.72² =
  20. 20.91² =
  21. 21.47² =
  22. 22.87² =
  23. 23.63² =
  24. 24.72² =
  25. 25.79² =
  26. 26.19² =
  27. 27.66² =
  28. 28.33² =
  29. 29.18² =
  30. 30.66² =
  31. 31.55² =
  32. 32.21² =
  33. 33.47² =
  34. 34.71² =
  35. 35.82² =
  36. 36.31² =
  37. 37.95² =
  38. 38.46² =
  39. 39.63² =
  40. 40.71² =

Answer key

  1. 5184
  2. 256
  3. 121
  4. 7396
  5. 5929
  6. 1296
  7. 6241
  8. 4096
  9. 529
  10. 256
  11. 3481
  12. 5041
  13. 8464
  14. 3249
  15. 196
  16. 961
  17. 5776
  18. 961
  19. 5184
  20. 8281
  21. 2209
  22. 7569
  23. 3969
  24. 5184
  25. 6241
  26. 361
  27. 4356
  28. 1089
  29. 324
  30. 4356
  31. 3025
  32. 441
  33. 2209
  34. 5041
  35. 6724
  36. 961
  37. 9025
  38. 2116
  39. 3969
  40. 5041

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