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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 508 · 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. 1.996³ =
  2. 2.92³ =
  3. 3.998³ =
  4. 4.104³ =
  5. 5.998³ =
  6. 6.998³ =
  7. 7.98³ =
  8. 8.94³ =
  9. 9.95³ =
  10. 10.992³ =
  11. 11.91³ =
  12. 12.95³ =
  13. 13.109³ =
  14. 14.102³ =
  15. 15.104³ =
  16. 16.91³ =
  17. 17.103³ =
  18. 18.1016³ =
  19. 19.980³ =
  20. 20.108³ =
  21. 21.97³ =
  22. 22.98³ =
  23. 23.1005³ =
  24. 24.101³ =
  25. 25.98³ =
  26. 26.104³ =
  27. 27.992³ =
  28. 28.91³ =
  29. 29.94³ =
  30. 30.107³ =
  31. 31.92³ =
  32. 32.1016³ =
  33. 33.998³ =
  34. 34.109³ =
  35. 35.1012³ =
  36. 36.97³ =
  37. 37.1001³ =
  38. 38.1012³ =
  39. 39.98³ =
  40. 40.94³ =

Answer key

  1. 988047936
  2. 778688
  3. 994011992
  4. 1124864
  5. 994011992
  6. 994011992
  7. 941192
  8. 830584
  9. 857375
  10. 976191488
  11. 753571
  12. 857375
  13. 1295029
  14. 1061208
  15. 1124864
  16. 753571
  17. 1092727
  18. 1048772096
  19. 941192000
  20. 1259712
  21. 912673
  22. 941192
  23. 1015075125
  24. 1030301
  25. 941192
  26. 1124864
  27. 976191488
  28. 753571
  29. 830584
  30. 1225043
  31. 778688
  32. 1048772096
  33. 994011992
  34. 1295029
  35. 1036433728
  36. 912673
  37. 1003003001
  38. 1036433728
  39. 941192
  40. 830584

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