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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 262 · 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. 1.101³ =
  2. 2.1007³ =
  3. 3.983³ =
  4. 4.997³ =
  5. 5.106³ =
  6. 6.1002³ =
  7. 7.96³ =
  8. 8.1006³ =
  9. 9.102³ =
  10. 10.97³ =
  11. 11.104³ =
  12. 12.98³ =
  13. 13.104³ =
  14. 14.95³ =
  15. 15.1008³ =
  16. 16.94³ =
  17. 17.1002³ =
  18. 18.109³ =
  19. 19.95³ =
  20. 20.104³ =
  21. 21.104³ =
  22. 22.108³ =
  23. 23.95³ =
  24. 24.94³ =
  25. 25.95³ =
  26. 26.99³ =
  27. 27.91³ =
  28. 28.95³ =
  29. 29.105³ =
  30. 30.989³ =
  31. 31.982³ =
  32. 32.101³ =
  33. 33.101³ =
  34. 34.97³ =
  35. 35.95³ =
  36. 36.1015³ =
  37. 37.1019³ =
  38. 38.1015³ =
  39. 39.1010³ =
  40. 40.995³ =

Answer key

  1. 1030301
  2. 1021147343
  3. 949862087
  4. 991026973
  5. 1191016
  6. 1006012008
  7. 884736
  8. 1018108216
  9. 1061208
  10. 912673
  11. 1124864
  12. 941192
  13. 1124864
  14. 857375
  15. 1024192512
  16. 830584
  17. 1006012008
  18. 1295029
  19. 857375
  20. 1124864
  21. 1124864
  22. 1259712
  23. 857375
  24. 830584
  25. 857375
  26. 970299
  27. 753571
  28. 857375
  29. 1157625
  30. 967361669
  31. 946966168
  32. 1030301
  33. 1030301
  34. 912673
  35. 857375
  36. 1045678375
  37. 1058089859
  38. 1045678375
  39. 1030301000
  40. 985074875

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