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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 363 · 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. 1.106³ =
  2. 2.104³ =
  3. 3.103³ =
  4. 4.994³ =
  5. 5.106³ =
  6. 6.98³ =
  7. 7.101³ =
  8. 8.1015³ =
  9. 9.1012³ =
  10. 10.1013³ =
  11. 11.98³ =
  12. 12.982³ =
  13. 13.1011³ =
  14. 14.105³ =
  15. 15.91³ =
  16. 16.96³ =
  17. 17.984³ =
  18. 18.1002³ =
  19. 19.983³ =
  20. 20.1012³ =
  21. 21.109³ =
  22. 22.99³ =
  23. 23.94³ =
  24. 24.102³ =
  25. 25.92³ =
  26. 26.1017³ =
  27. 27.101³ =
  28. 28.1006³ =
  29. 29.1015³ =
  30. 30.103³ =
  31. 31.104³ =
  32. 32.1017³ =
  33. 33.92³ =
  34. 34.999³ =
  35. 35.94³ =
  36. 36.102³ =
  37. 37.1007³ =
  38. 38.999³ =
  39. 39.1011³ =
  40. 40.91³ =

Answer key

  1. 1191016
  2. 1124864
  3. 1092727
  4. 982107784
  5. 1191016
  6. 941192
  7. 1030301
  8. 1045678375
  9. 1036433728
  10. 1039509197
  11. 941192
  12. 946966168
  13. 1033364331
  14. 1157625
  15. 753571
  16. 884736
  17. 952763904
  18. 1006012008
  19. 949862087
  20. 1036433728
  21. 1295029
  22. 970299
  23. 830584
  24. 1061208
  25. 778688
  26. 1051871913
  27. 1030301
  28. 1018108216
  29. 1045678375
  30. 1092727
  31. 1124864
  32. 1051871913
  33. 778688
  34. 997002999
  35. 830584
  36. 1061208
  37. 1021147343
  38. 997002999
  39. 1033364331
  40. 753571

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