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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 918 · 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. 1.75² =
  2. 2.61² =
  3. 3.72² =
  4. 4.82² =
  5. 5.57² =
  6. 6.44² =
  7. 7.32² =
  8. 8.48² =
  9. 9.77² =
  10. 10.93² =
  11. 11.62² =
  12. 12.53² =
  13. 13.37² =
  14. 14.17² =
  15. 15.33² =
  16. 16.61² =
  17. 17.12² =
  18. 18.14² =
  19. 19.48² =
  20. 20.93² =
  21. 21.52² =
  22. 22.66² =
  23. 23.71² =
  24. 24.13² =
  25. 25.46² =
  26. 26.79² =
  27. 27.29² =
  28. 28.75² =
  29. 29.15² =
  30. 30.45² =
  31. 31.35² =
  32. 32.58² =
  33. 33.58² =
  34. 34.56² =
  35. 35.24² =
  36. 36.56² =
  37. 37.91² =
  38. 38.56² =
  39. 39.94² =
  40. 40.81² =

Answer key

  1. 5625
  2. 3721
  3. 5184
  4. 6724
  5. 3249
  6. 1936
  7. 1024
  8. 2304
  9. 5929
  10. 8649
  11. 3844
  12. 2809
  13. 1369
  14. 289
  15. 1089
  16. 3721
  17. 144
  18. 196
  19. 2304
  20. 8649
  21. 2704
  22. 4356
  23. 5041
  24. 169
  25. 2116
  26. 6241
  27. 841
  28. 5625
  29. 225
  30. 2025
  31. 1225
  32. 3364
  33. 3364
  34. 3136
  35. 576
  36. 3136
  37. 8281
  38. 3136
  39. 8836
  40. 6561

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