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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 96 · 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. 1.1011³ =
  2. 2.98³ =
  3. 3.981³ =
  4. 4.98³ =
  5. 5.1012³ =
  6. 6.105³ =
  7. 7.999³ =
  8. 8.96³ =
  9. 9.994³ =
  10. 10.91³ =
  11. 11.987³ =
  12. 12.97³ =
  13. 13.108³ =
  14. 14.1005³ =
  15. 15.105³ =
  16. 16.983³ =
  17. 17.107³ =
  18. 18.92³ =
  19. 19.1005³ =
  20. 20.94³ =
  21. 21.105³ =
  22. 22.992³ =
  23. 23.988³ =
  24. 24.980³ =
  25. 25.98³ =
  26. 26.1018³ =
  27. 27.97³ =
  28. 28.96³ =
  29. 29.1020³ =
  30. 30.994³ =
  31. 31.107³ =
  32. 32.998³ =
  33. 33.107³ =
  34. 34.98³ =
  35. 35.103³ =
  36. 36.105³ =
  37. 37.1014³ =
  38. 38.94³ =
  39. 39.95³ =
  40. 40.1008³ =

Answer key

  1. 1033364331
  2. 941192
  3. 944076141
  4. 941192
  5. 1036433728
  6. 1157625
  7. 997002999
  8. 884736
  9. 982107784
  10. 753571
  11. 961504803
  12. 912673
  13. 1259712
  14. 1015075125
  15. 1157625
  16. 949862087
  17. 1225043
  18. 778688
  19. 1015075125
  20. 830584
  21. 1157625
  22. 976191488
  23. 964430272
  24. 941192000
  25. 941192
  26. 1054977832
  27. 912673
  28. 884736
  29. 1061208000
  30. 982107784
  31. 1225043
  32. 994011992
  33. 1225043
  34. 941192
  35. 1092727
  36. 1157625
  37. 1042590744
  38. 830584
  39. 857375
  40. 1024192512

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