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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 465 · 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. 1.49² =
  2. 2.86² =
  3. 3.81² =
  4. 4.98² =
  5. 5.86² =
  6. 6.85² =
  7. 7.24² =
  8. 8.21² =
  9. 9.57² =
  10. 10.79² =
  11. 11.71² =
  12. 12.19² =
  13. 13.46² =
  14. 14.22² =
  15. 15.14² =
  16. 16.92² =
  17. 17.83² =
  18. 18.55² =
  19. 19.97² =
  20. 20.57² =
  21. 21.13² =
  22. 22.49² =
  23. 23.78² =
  24. 24.33² =
  25. 25.19² =
  26. 26.21² =
  27. 27.75² =
  28. 28.11² =
  29. 29.44² =
  30. 30.35² =
  31. 31.35² =
  32. 32.87² =
  33. 33.37² =
  34. 34.67² =
  35. 35.48² =
  36. 36.51² =
  37. 37.96² =
  38. 38.92² =
  39. 39.69² =
  40. 40.99² =

Answer key

  1. 2401
  2. 7396
  3. 6561
  4. 9604
  5. 7396
  6. 7225
  7. 576
  8. 441
  9. 3249
  10. 6241
  11. 5041
  12. 361
  13. 2116
  14. 484
  15. 196
  16. 8464
  17. 6889
  18. 3025
  19. 9409
  20. 3249
  21. 169
  22. 2401
  23. 6084
  24. 1089
  25. 361
  26. 441
  27. 5625
  28. 121
  29. 1936
  30. 1225
  31. 1225
  32. 7569
  33. 1369
  34. 4489
  35. 2304
  36. 2601
  37. 9216
  38. 8464
  39. 4761
  40. 9801

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