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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 758 · 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. 1.34² =
  2. 2.71² =
  3. 3.24² =
  4. 4.46² =
  5. 5.85² =
  6. 6.33² =
  7. 7.57² =
  8. 8.24² =
  9. 9.46² =
  10. 10.16² =
  11. 11.36² =
  12. 12.31² =
  13. 13.21² =
  14. 14.56² =
  15. 15.61² =
  16. 16.31² =
  17. 17.97² =
  18. 18.79² =
  19. 19.98² =
  20. 20.81² =
  21. 21.13² =
  22. 22.26² =
  23. 23.44² =
  24. 24.51² =
  25. 25.82² =
  26. 26.77² =
  27. 27.21² =
  28. 28.29² =
  29. 29.45² =
  30. 30.24² =
  31. 31.29² =
  32. 32.79² =
  33. 33.51² =
  34. 34.14² =
  35. 35.33² =
  36. 36.66² =
  37. 37.48² =
  38. 38.91² =
  39. 39.43² =
  40. 40.71² =

Answer key

  1. 1156
  2. 5041
  3. 576
  4. 2116
  5. 7225
  6. 1089
  7. 3249
  8. 576
  9. 2116
  10. 256
  11. 1296
  12. 961
  13. 441
  14. 3136
  15. 3721
  16. 961
  17. 9409
  18. 6241
  19. 9604
  20. 6561
  21. 169
  22. 676
  23. 1936
  24. 2601
  25. 6724
  26. 5929
  27. 441
  28. 841
  29. 2025
  30. 576
  31. 841
  32. 6241
  33. 2601
  34. 196
  35. 1089
  36. 4356
  37. 2304
  38. 8281
  39. 1849
  40. 5041

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