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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 575 · 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. 1.982³ =
  2. 2.99³ =
  3. 3.108³ =
  4. 4.104³ =
  5. 5.1018³ =
  6. 6.91³ =
  7. 7.106³ =
  8. 8.101³ =
  9. 9.1013³ =
  10. 10.106³ =
  11. 11.1005³ =
  12. 12.985³ =
  13. 13.102³ =
  14. 14.96³ =
  15. 15.1014³ =
  16. 16.94³ =
  17. 17.101³ =
  18. 18.1007³ =
  19. 19.1017³ =
  20. 20.109³ =
  21. 21.997³ =
  22. 22.1020³ =
  23. 23.997³ =
  24. 24.105³ =
  25. 25.981³ =
  26. 26.91³ =
  27. 27.995³ =
  28. 28.987³ =
  29. 29.96³ =
  30. 30.106³ =
  31. 31.103³ =
  32. 32.94³ =
  33. 33.106³ =
  34. 34.96³ =
  35. 35.999³ =
  36. 36.103³ =
  37. 37.990³ =
  38. 38.980³ =
  39. 39.96³ =
  40. 40.97³ =

Answer key

  1. 946966168
  2. 970299
  3. 1259712
  4. 1124864
  5. 1054977832
  6. 753571
  7. 1191016
  8. 1030301
  9. 1039509197
  10. 1191016
  11. 1015075125
  12. 955671625
  13. 1061208
  14. 884736
  15. 1042590744
  16. 830584
  17. 1030301
  18. 1021147343
  19. 1051871913
  20. 1295029
  21. 991026973
  22. 1061208000
  23. 991026973
  24. 1157625
  25. 944076141
  26. 753571
  27. 985074875
  28. 961504803
  29. 884736
  30. 1191016
  31. 1092727
  32. 830584
  33. 1191016
  34. 884736
  35. 997002999
  36. 1092727
  37. 970299000
  38. 941192000
  39. 884736
  40. 912673

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