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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 479 · 40 sums
TalentJR

The trick (Anurupyena): Top row: a³, a²b, ab², b³ (each term is the one before × b ÷ a). Under the two middle terms write double of them, and add: a³ | 3a²b | 3ab² | b³. Combine from the right with carries.

NameDateTime takenScore ___ / 40
  1. 1.61³ =
  2. 2.65³ =
  3. 3.81³ =
  4. 4.73³ =
  5. 5.42³ =
  6. 6.93³ =
  7. 7.91³ =
  8. 8.57³ =
  9. 9.93³ =
  10. 10.83³ =
  11. 11.87³ =
  12. 12.74³ =
  13. 13.59³ =
  14. 14.72³ =
  15. 15.28³ =
  16. 16.33³ =
  17. 17.55³ =
  18. 18.83³ =
  19. 19.92³ =
  20. 20.65³ =
  21. 21.61³ =
  22. 22.97³ =
  23. 23.19³ =
  24. 24.91³ =
  25. 25.67³ =
  26. 26.35³ =
  27. 27.56³ =
  28. 28.88³ =
  29. 29.27³ =
  30. 30.55³ =
  31. 31.41³ =
  32. 32.32³ =
  33. 33.76³ =
  34. 34.21³ =
  35. 35.59³ =
  36. 36.77³ =
  37. 37.32³ =
  38. 38.65³ =
  39. 39.38³ =
  40. 40.85³ =

Answer key

  1. 226981
  2. 274625
  3. 531441
  4. 389017
  5. 74088
  6. 804357
  7. 753571
  8. 185193
  9. 804357
  10. 571787
  11. 658503
  12. 405224
  13. 205379
  14. 373248
  15. 21952
  16. 35937
  17. 166375
  18. 571787
  19. 778688
  20. 274625
  21. 226981
  22. 912673
  23. 6859
  24. 753571
  25. 300763
  26. 42875
  27. 175616
  28. 681472
  29. 19683
  30. 166375
  31. 68921
  32. 32768
  33. 438976
  34. 9261
  35. 205379
  36. 456533
  37. 32768
  38. 274625
  39. 54872
  40. 614125

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