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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 459 · 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. 1.108³ =
  2. 2.92³ =
  3. 3.105³ =
  4. 4.97³ =
  5. 5.989³ =
  6. 6.1009³ =
  7. 7.1017³ =
  8. 8.93³ =
  9. 9.102³ =
  10. 10.106³ =
  11. 11.99³ =
  12. 12.1011³ =
  13. 13.109³ =
  14. 14.109³ =
  15. 15.1006³ =
  16. 16.94³ =
  17. 17.102³ =
  18. 18.97³ =
  19. 19.105³ =
  20. 20.981³ =
  21. 21.95³ =
  22. 22.92³ =
  23. 23.1001³ =
  24. 24.1003³ =
  25. 25.1017³ =
  26. 26.1012³ =
  27. 27.996³ =
  28. 28.108³ =
  29. 29.991³ =
  30. 30.92³ =
  31. 31.997³ =
  32. 32.1007³ =
  33. 33.93³ =
  34. 34.107³ =
  35. 35.996³ =
  36. 36.98³ =
  37. 37.1004³ =
  38. 38.107³ =
  39. 39.1015³ =
  40. 40.103³ =

Answer key

  1. 1259712
  2. 778688
  3. 1157625
  4. 912673
  5. 967361669
  6. 1027243729
  7. 1051871913
  8. 804357
  9. 1061208
  10. 1191016
  11. 970299
  12. 1033364331
  13. 1295029
  14. 1295029
  15. 1018108216
  16. 830584
  17. 1061208
  18. 912673
  19. 1157625
  20. 944076141
  21. 857375
  22. 778688
  23. 1003003001
  24. 1009027027
  25. 1051871913
  26. 1036433728
  27. 988047936
  28. 1259712
  29. 973242271
  30. 778688
  31. 991026973
  32. 1021147343
  33. 804357
  34. 1225043
  35. 988047936
  36. 941192
  37. 1012048064
  38. 1225043
  39. 1045678375
  40. 1092727

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