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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 964 · 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. 1.44² =
  2. 2.82² =
  3. 3.67² =
  4. 4.37² =
  5. 5.99² =
  6. 6.56² =
  7. 7.33² =
  8. 8.91² =
  9. 9.43² =
  10. 10.35² =
  11. 11.75² =
  12. 12.49² =
  13. 13.69² =
  14. 14.65² =
  15. 15.21² =
  16. 16.95² =
  17. 17.49² =
  18. 18.59² =
  19. 19.81² =
  20. 20.91² =
  21. 21.35² =
  22. 22.99² =
  23. 23.14² =
  24. 24.78² =
  25. 25.57² =
  26. 26.24² =
  27. 27.48² =
  28. 28.71² =
  29. 29.82² =
  30. 30.11² =
  31. 31.41² =
  32. 32.37² =
  33. 33.24² =
  34. 34.98² =
  35. 35.44² =
  36. 36.24² =
  37. 37.19² =
  38. 38.35² =
  39. 39.58² =
  40. 40.85² =

Answer key

  1. 1936
  2. 6724
  3. 4489
  4. 1369
  5. 9801
  6. 3136
  7. 1089
  8. 8281
  9. 1849
  10. 1225
  11. 5625
  12. 2401
  13. 4761
  14. 4225
  15. 441
  16. 9025
  17. 2401
  18. 3481
  19. 6561
  20. 8281
  21. 1225
  22. 9801
  23. 196
  24. 6084
  25. 3249
  26. 576
  27. 2304
  28. 5041
  29. 6724
  30. 121
  31. 1681
  32. 1369
  33. 576
  34. 9604
  35. 1936
  36. 576
  37. 361
  38. 1225
  39. 3364
  40. 7225

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