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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 613 · 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. 2.102³ =
  3. 3.98³ =
  4. 4.107³ =
  5. 5.981³ =
  6. 6.95³ =
  7. 7.986³ =
  8. 8.98³ =
  9. 9.107³ =
  10. 10.1001³ =
  11. 11.996³ =
  12. 12.109³ =
  13. 13.102³ =
  14. 14.1016³ =
  15. 15.102³ =
  16. 16.992³ =
  17. 17.102³ =
  18. 18.986³ =
  19. 19.105³ =
  20. 20.1003³ =
  21. 21.97³ =
  22. 22.1009³ =
  23. 23.1017³ =
  24. 24.102³ =
  25. 25.1006³ =
  26. 26.106³ =
  27. 27.995³ =
  28. 28.1014³ =
  29. 29.985³ =
  30. 30.994³ =
  31. 31.984³ =
  32. 32.1004³ =
  33. 33.96³ =
  34. 34.92³ =
  35. 35.1016³ =
  36. 36.102³ =
  37. 37.103³ =
  38. 38.983³ =
  39. 39.96³ =
  40. 40.102³ =

Answer key

  1. 1012048064
  2. 1061208
  3. 941192
  4. 1225043
  5. 944076141
  6. 857375
  7. 958585256
  8. 941192
  9. 1225043
  10. 1003003001
  11. 988047936
  12. 1295029
  13. 1061208
  14. 1048772096
  15. 1061208
  16. 976191488
  17. 1061208
  18. 958585256
  19. 1157625
  20. 1009027027
  21. 912673
  22. 1027243729
  23. 1051871913
  24. 1061208
  25. 1018108216
  26. 1191016
  27. 985074875
  28. 1042590744
  29. 955671625
  30. 982107784
  31. 952763904
  32. 1012048064
  33. 884736
  34. 778688
  35. 1048772096
  36. 1061208
  37. 1092727
  38. 949862087
  39. 884736
  40. 1061208

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