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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 596 · 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. 1.1004³ =
  2. 2.98³ =
  3. 3.1011³ =
  4. 4.1017³ =
  5. 5.98³ =
  6. 6.1010³ =
  7. 7.106³ =
  8. 8.105³ =
  9. 9.103³ =
  10. 10.93³ =
  11. 11.97³ =
  12. 12.985³ =
  13. 13.998³ =
  14. 14.98³ =
  15. 15.981³ =
  16. 16.1019³ =
  17. 17.1020³ =
  18. 18.995³ =
  19. 19.95³ =
  20. 20.108³ =
  21. 21.96³ =
  22. 22.991³ =
  23. 23.91³ =
  24. 24.108³ =
  25. 25.99³ =
  26. 26.94³ =
  27. 27.1017³ =
  28. 28.96³ =
  29. 29.1018³ =
  30. 30.981³ =
  31. 31.993³ =
  32. 32.980³ =
  33. 33.101³ =
  34. 34.103³ =
  35. 35.998³ =
  36. 36.109³ =
  37. 37.97³ =
  38. 38.99³ =
  39. 39.91³ =
  40. 40.1015³ =

Answer key

  1. 1012048064
  2. 941192
  3. 1033364331
  4. 1051871913
  5. 941192
  6. 1030301000
  7. 1191016
  8. 1157625
  9. 1092727
  10. 804357
  11. 912673
  12. 955671625
  13. 994011992
  14. 941192
  15. 944076141
  16. 1058089859
  17. 1061208000
  18. 985074875
  19. 857375
  20. 1259712
  21. 884736
  22. 973242271
  23. 753571
  24. 1259712
  25. 970299
  26. 830584
  27. 1051871913
  28. 884736
  29. 1054977832
  30. 944076141
  31. 979146657
  32. 941192000
  33. 1030301
  34. 1092727
  35. 994011992
  36. 1295029
  37. 912673
  38. 970299
  39. 753571
  40. 1045678375

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