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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 418 · 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. 2.106³ =
  3. 3.985³ =
  4. 4.98³ =
  5. 5.99³ =
  6. 6.107³ =
  7. 7.99³ =
  8. 8.91³ =
  9. 9.98³ =
  10. 10.99³ =
  11. 11.989³ =
  12. 12.1007³ =
  13. 13.1013³ =
  14. 14.105³ =
  15. 15.997³ =
  16. 16.981³ =
  17. 17.1019³ =
  18. 18.1009³ =
  19. 19.108³ =
  20. 20.91³ =
  21. 21.99³ =
  22. 22.97³ =
  23. 23.94³ =
  24. 24.101³ =
  25. 25.102³ =
  26. 26.99³ =
  27. 27.103³ =
  28. 28.98³ =
  29. 29.1013³ =
  30. 30.94³ =
  31. 31.982³ =
  32. 32.1020³ =
  33. 33.1018³ =
  34. 34.94³ =
  35. 35.97³ =
  36. 36.1016³ =
  37. 37.992³ =
  38. 38.95³ =
  39. 39.97³ =
  40. 40.93³ =

Answer key

  1. 830584
  2. 1191016
  3. 955671625
  4. 941192
  5. 970299
  6. 1225043
  7. 970299
  8. 753571
  9. 941192
  10. 970299
  11. 967361669
  12. 1021147343
  13. 1039509197
  14. 1157625
  15. 991026973
  16. 944076141
  17. 1058089859
  18. 1027243729
  19. 1259712
  20. 753571
  21. 970299
  22. 912673
  23. 830584
  24. 1030301
  25. 1061208
  26. 970299
  27. 1092727
  28. 941192
  29. 1039509197
  30. 830584
  31. 946966168
  32. 1061208000
  33. 1054977832
  34. 830584
  35. 912673
  36. 1048772096
  37. 976191488
  38. 857375
  39. 912673
  40. 804357

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