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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 578 · 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. 1.983³ =
  2. 2.102³ =
  3. 3.998³ =
  4. 4.95³ =
  5. 5.997³ =
  6. 6.991³ =
  7. 7.98³ =
  8. 8.1004³ =
  9. 9.97³ =
  10. 10.109³ =
  11. 11.1004³ =
  12. 12.987³ =
  13. 13.1003³ =
  14. 14.103³ =
  15. 15.101³ =
  16. 16.991³ =
  17. 17.102³ =
  18. 18.96³ =
  19. 19.94³ =
  20. 20.103³ =
  21. 21.1003³ =
  22. 22.982³ =
  23. 23.92³ =
  24. 24.106³ =
  25. 25.107³ =
  26. 26.997³ =
  27. 27.983³ =
  28. 28.102³ =
  29. 29.93³ =
  30. 30.106³ =
  31. 31.94³ =
  32. 32.106³ =
  33. 33.107³ =
  34. 34.984³ =
  35. 35.989³ =
  36. 36.99³ =
  37. 37.108³ =
  38. 38.97³ =
  39. 39.93³ =
  40. 40.1006³ =

Answer key

  1. 949862087
  2. 1061208
  3. 994011992
  4. 857375
  5. 991026973
  6. 973242271
  7. 941192
  8. 1012048064
  9. 912673
  10. 1295029
  11. 1012048064
  12. 961504803
  13. 1009027027
  14. 1092727
  15. 1030301
  16. 973242271
  17. 1061208
  18. 884736
  19. 830584
  20. 1092727
  21. 1009027027
  22. 946966168
  23. 778688
  24. 1191016
  25. 1225043
  26. 991026973
  27. 949862087
  28. 1061208
  29. 804357
  30. 1191016
  31. 830584
  32. 1191016
  33. 1225043
  34. 952763904
  35. 967361669
  36. 970299
  37. 1259712
  38. 912673
  39. 804357
  40. 1018108216

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