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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 268 · 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. 1.998³ =
  2. 2.994³ =
  3. 3.102³ =
  4. 4.988³ =
  5. 5.102³ =
  6. 6.103³ =
  7. 7.104³ =
  8. 8.97³ =
  9. 9.96³ =
  10. 10.98³ =
  11. 11.93³ =
  12. 12.1001³ =
  13. 13.1015³ =
  14. 14.992³ =
  15. 15.1011³ =
  16. 16.97³ =
  17. 17.98³ =
  18. 18.91³ =
  19. 19.1005³ =
  20. 20.1002³ =
  21. 21.92³ =
  22. 22.108³ =
  23. 23.102³ =
  24. 24.94³ =
  25. 25.983³ =
  26. 26.990³ =
  27. 27.994³ =
  28. 28.97³ =
  29. 29.992³ =
  30. 30.109³ =
  31. 31.1008³ =
  32. 32.1005³ =
  33. 33.995³ =
  34. 34.988³ =
  35. 35.104³ =
  36. 36.92³ =
  37. 37.98³ =
  38. 38.1019³ =
  39. 39.981³ =
  40. 40.1014³ =

Answer key

  1. 994011992
  2. 982107784
  3. 1061208
  4. 964430272
  5. 1061208
  6. 1092727
  7. 1124864
  8. 912673
  9. 884736
  10. 941192
  11. 804357
  12. 1003003001
  13. 1045678375
  14. 976191488
  15. 1033364331
  16. 912673
  17. 941192
  18. 753571
  19. 1015075125
  20. 1006012008
  21. 778688
  22. 1259712
  23. 1061208
  24. 830584
  25. 949862087
  26. 970299000
  27. 982107784
  28. 912673
  29. 976191488
  30. 1295029
  31. 1024192512
  32. 1015075125
  33. 985074875
  34. 964430272
  35. 1124864
  36. 778688
  37. 941192
  38. 1058089859
  39. 944076141
  40. 1042590744

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