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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 843 · 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. 1.24² =
  2. 2.38² =
  3. 3.26² =
  4. 4.78² =
  5. 5.94² =
  6. 6.13² =
  7. 7.91² =
  8. 8.47² =
  9. 9.89² =
  10. 10.46² =
  11. 11.69² =
  12. 12.31² =
  13. 13.67² =
  14. 14.47² =
  15. 15.42² =
  16. 16.48² =
  17. 17.48² =
  18. 18.79² =
  19. 19.82² =
  20. 20.27² =
  21. 21.78² =
  22. 22.13² =
  23. 23.93² =
  24. 24.51² =
  25. 25.18² =
  26. 26.66² =
  27. 27.43² =
  28. 28.51² =
  29. 29.31² =
  30. 30.46² =
  31. 31.13² =
  32. 32.53² =
  33. 33.95² =
  34. 34.87² =
  35. 35.61² =
  36. 36.29² =
  37. 37.37² =
  38. 38.13² =
  39. 39.45² =
  40. 40.88² =

Answer key

  1. 576
  2. 1444
  3. 676
  4. 6084
  5. 8836
  6. 169
  7. 8281
  8. 2209
  9. 7921
  10. 2116
  11. 4761
  12. 961
  13. 4489
  14. 2209
  15. 1764
  16. 2304
  17. 2304
  18. 6241
  19. 6724
  20. 729
  21. 6084
  22. 169
  23. 8649
  24. 2601
  25. 324
  26. 4356
  27. 1849
  28. 2601
  29. 961
  30. 2116
  31. 169
  32. 2809
  33. 9025
  34. 7569
  35. 3721
  36. 841
  37. 1369
  38. 169
  39. 2025
  40. 7744

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