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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 471 · 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. 2.98³ =
  3. 3.101³ =
  4. 4.1018³ =
  5. 5.1003³ =
  6. 6.93³ =
  7. 7.105³ =
  8. 8.109³ =
  9. 9.1019³ =
  10. 10.1001³ =
  11. 11.1017³ =
  12. 12.998³ =
  13. 13.980³ =
  14. 14.1019³ =
  15. 15.996³ =
  16. 16.999³ =
  17. 17.92³ =
  18. 18.1006³ =
  19. 19.994³ =
  20. 20.104³ =
  21. 21.101³ =
  22. 22.1015³ =
  23. 23.95³ =
  24. 24.1019³ =
  25. 25.91³ =
  26. 26.1011³ =
  27. 27.104³ =
  28. 28.994³ =
  29. 29.984³ =
  30. 30.108³ =
  31. 31.1017³ =
  32. 32.99³ =
  33. 33.988³ =
  34. 34.995³ =
  35. 35.1006³ =
  36. 36.92³ =
  37. 37.1017³ =
  38. 38.97³ =
  39. 39.96³ =
  40. 40.980³ =

Answer key

  1. 946966168
  2. 941192
  3. 1030301
  4. 1054977832
  5. 1009027027
  6. 804357
  7. 1157625
  8. 1295029
  9. 1058089859
  10. 1003003001
  11. 1051871913
  12. 994011992
  13. 941192000
  14. 1058089859
  15. 988047936
  16. 997002999
  17. 778688
  18. 1018108216
  19. 982107784
  20. 1124864
  21. 1030301
  22. 1045678375
  23. 857375
  24. 1058089859
  25. 753571
  26. 1033364331
  27. 1124864
  28. 982107784
  29. 952763904
  30. 1259712
  31. 1051871913
  32. 970299
  33. 964430272
  34. 985074875
  35. 1018108216
  36. 778688
  37. 1051871913
  38. 912673
  39. 884736
  40. 941192000

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