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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 879 · 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. 2.103³ =
  3. 3.96³ =
  4. 4.97³ =
  5. 5.108³ =
  6. 6.96³ =
  7. 7.997³ =
  8. 8.998³ =
  9. 9.98³ =
  10. 10.101³ =
  11. 11.982³ =
  12. 12.95³ =
  13. 13.988³ =
  14. 14.1012³ =
  15. 15.94³ =
  16. 16.1009³ =
  17. 17.98³ =
  18. 18.99³ =
  19. 19.103³ =
  20. 20.95³ =
  21. 21.1019³ =
  22. 22.1005³ =
  23. 23.107³ =
  24. 24.105³ =
  25. 25.997³ =
  26. 26.994³ =
  27. 27.992³ =
  28. 28.109³ =
  29. 29.99³ =
  30. 30.98³ =
  31. 31.104³ =
  32. 32.982³ =
  33. 33.98³ =
  34. 34.981³ =
  35. 35.94³ =
  36. 36.98³ =
  37. 37.107³ =
  38. 38.96³ =
  39. 39.1020³ =
  40. 40.104³ =

Answer key

  1. 994011992
  2. 1092727
  3. 884736
  4. 912673
  5. 1259712
  6. 884736
  7. 991026973
  8. 994011992
  9. 941192
  10. 1030301
  11. 946966168
  12. 857375
  13. 964430272
  14. 1036433728
  15. 830584
  16. 1027243729
  17. 941192
  18. 970299
  19. 1092727
  20. 857375
  21. 1058089859
  22. 1015075125
  23. 1225043
  24. 1157625
  25. 991026973
  26. 982107784
  27. 976191488
  28. 1295029
  29. 970299
  30. 941192
  31. 1124864
  32. 946966168
  33. 941192
  34. 944076141
  35. 830584
  36. 941192
  37. 1225043
  38. 884736
  39. 1061208000
  40. 1124864

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