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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 544 · 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. 1.107³ =
  2. 2.981³ =
  3. 3.1008³ =
  4. 4.992³ =
  5. 5.1016³ =
  6. 6.98³ =
  7. 7.102³ =
  8. 8.982³ =
  9. 9.984³ =
  10. 10.98³ =
  11. 11.102³ =
  12. 12.997³ =
  13. 13.1011³ =
  14. 14.99³ =
  15. 15.108³ =
  16. 16.103³ =
  17. 17.99³ =
  18. 18.105³ =
  19. 19.97³ =
  20. 20.96³ =
  21. 21.98³ =
  22. 22.108³ =
  23. 23.95³ =
  24. 24.104³ =
  25. 25.1015³ =
  26. 26.96³ =
  27. 27.101³ =
  28. 28.1011³ =
  29. 29.91³ =
  30. 30.998³ =
  31. 31.1013³ =
  32. 32.993³ =
  33. 33.997³ =
  34. 34.94³ =
  35. 35.102³ =
  36. 36.103³ =
  37. 37.98³ =
  38. 38.92³ =
  39. 39.99³ =
  40. 40.99³ =

Answer key

  1. 1225043
  2. 944076141
  3. 1024192512
  4. 976191488
  5. 1048772096
  6. 941192
  7. 1061208
  8. 946966168
  9. 952763904
  10. 941192
  11. 1061208
  12. 991026973
  13. 1033364331
  14. 970299
  15. 1259712
  16. 1092727
  17. 970299
  18. 1157625
  19. 912673
  20. 884736
  21. 941192
  22. 1259712
  23. 857375
  24. 1124864
  25. 1045678375
  26. 884736
  27. 1030301
  28. 1033364331
  29. 753571
  30. 994011992
  31. 1039509197
  32. 979146657
  33. 991026973
  34. 830584
  35. 1061208
  36. 1092727
  37. 941192
  38. 778688
  39. 970299
  40. 970299

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