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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 566 · 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. 1.25² =
  2. 2.24² =
  3. 3.91² =
  4. 4.24² =
  5. 5.96² =
  6. 6.39² =
  7. 7.12² =
  8. 8.59² =
  9. 9.61² =
  10. 10.33² =
  11. 11.34² =
  12. 12.14² =
  13. 13.94² =
  14. 14.72² =
  15. 15.62² =
  16. 16.35² =
  17. 17.66² =
  18. 18.41² =
  19. 19.71² =
  20. 20.31² =
  21. 21.82² =
  22. 22.21² =
  23. 23.22² =
  24. 24.41² =
  25. 25.38² =
  26. 26.58² =
  27. 27.78² =
  28. 28.71² =
  29. 29.69² =
  30. 30.84² =
  31. 31.85² =
  32. 32.99² =
  33. 33.11² =
  34. 34.15² =
  35. 35.98² =
  36. 36.35² =
  37. 37.47² =
  38. 38.19² =
  39. 39.94² =
  40. 40.85² =

Answer key

  1. 625
  2. 576
  3. 8281
  4. 576
  5. 9216
  6. 1521
  7. 144
  8. 3481
  9. 3721
  10. 1089
  11. 1156
  12. 196
  13. 8836
  14. 5184
  15. 3844
  16. 1225
  17. 4356
  18. 1681
  19. 5041
  20. 961
  21. 6724
  22. 441
  23. 484
  24. 1681
  25. 1444
  26. 3364
  27. 6084
  28. 5041
  29. 4761
  30. 7056
  31. 7225
  32. 9801
  33. 121
  34. 225
  35. 9604
  36. 1225
  37. 2209
  38. 361
  39. 8836
  40. 7225

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