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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 301 · 40 sums
TalentJR

The trick (Yavadunam): Left part: the number + twice the difference. Middle part: 3 × the difference squared. Right part: the difference cubed. Each right-hand part has as many digits as the base has zeros — carry the extra, borrow if a part is negative.

NameDateTime takenScore ___ / 40
  1. 1.94³ =
  2. 2.1010³ =
  3. 3.1015³ =
  4. 4.983³ =
  5. 5.92³ =
  6. 6.92³ =
  7. 7.102³ =
  8. 8.93³ =
  9. 9.996³ =
  10. 10.108³ =
  11. 11.94³ =
  12. 12.107³ =
  13. 13.985³ =
  14. 14.996³ =
  15. 15.1009³ =
  16. 16.1007³ =
  17. 17.1010³ =
  18. 18.98³ =
  19. 19.102³ =
  20. 20.105³ =
  21. 21.96³ =
  22. 22.990³ =
  23. 23.108³ =
  24. 24.105³ =
  25. 25.98³ =
  26. 26.91³ =
  27. 27.1014³ =
  28. 28.1014³ =
  29. 29.98³ =
  30. 30.1002³ =
  31. 31.102³ =
  32. 32.990³ =
  33. 33.105³ =
  34. 34.102³ =
  35. 35.991³ =
  36. 36.94³ =
  37. 37.103³ =
  38. 38.99³ =
  39. 39.103³ =
  40. 40.95³ =

Answer key

  1. 830584
  2. 1030301000
  3. 1045678375
  4. 949862087
  5. 778688
  6. 778688
  7. 1061208
  8. 804357
  9. 988047936
  10. 1259712
  11. 830584
  12. 1225043
  13. 955671625
  14. 988047936
  15. 1027243729
  16. 1021147343
  17. 1030301000
  18. 941192
  19. 1061208
  20. 1157625
  21. 884736
  22. 970299000
  23. 1259712
  24. 1157625
  25. 941192
  26. 753571
  27. 1042590744
  28. 1042590744
  29. 941192
  30. 1006012008
  31. 1061208
  32. 970299000
  33. 1157625
  34. 1061208
  35. 973242271
  36. 830584
  37. 1092727
  38. 970299
  39. 1092727
  40. 857375

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