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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 608 · 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. 1.33² =
  2. 2.18² =
  3. 3.78² =
  4. 4.18² =
  5. 5.31² =
  6. 6.54² =
  7. 7.33² =
  8. 8.68² =
  9. 9.81² =
  10. 10.77² =
  11. 11.57² =
  12. 12.18² =
  13. 13.27² =
  14. 14.48² =
  15. 15.45² =
  16. 16.31² =
  17. 17.59² =
  18. 18.47² =
  19. 19.25² =
  20. 20.47² =
  21. 21.92² =
  22. 22.99² =
  23. 23.82² =
  24. 24.81² =
  25. 25.14² =
  26. 26.46² =
  27. 27.98² =
  28. 28.48² =
  29. 29.28² =
  30. 30.14² =
  31. 31.52² =
  32. 32.96² =
  33. 33.81² =
  34. 34.85² =
  35. 35.33² =
  36. 36.81² =
  37. 37.83² =
  38. 38.61² =
  39. 39.18² =
  40. 40.33² =

Answer key

  1. 1089
  2. 324
  3. 6084
  4. 324
  5. 961
  6. 2916
  7. 1089
  8. 4624
  9. 6561
  10. 5929
  11. 3249
  12. 324
  13. 729
  14. 2304
  15. 2025
  16. 961
  17. 3481
  18. 2209
  19. 625
  20. 2209
  21. 8464
  22. 9801
  23. 6724
  24. 6561
  25. 196
  26. 2116
  27. 9604
  28. 2304
  29. 784
  30. 196
  31. 2704
  32. 9216
  33. 6561
  34. 7225
  35. 1089
  36. 6561
  37. 6889
  38. 3721
  39. 324
  40. 1089

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