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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 814 · 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. 1.92³ =
  2. 2.97³ =
  3. 3.102³ =
  4. 4.93³ =
  5. 5.94³ =
  6. 6.1007³ =
  7. 7.98³ =
  8. 8.107³ =
  9. 9.93³ =
  10. 10.989³ =
  11. 11.98³ =
  12. 12.1014³ =
  13. 13.987³ =
  14. 14.98³ =
  15. 15.1003³ =
  16. 16.1005³ =
  17. 17.104³ =
  18. 18.1006³ =
  19. 19.92³ =
  20. 20.94³ =
  21. 21.101³ =
  22. 22.1004³ =
  23. 23.104³ =
  24. 24.93³ =
  25. 25.95³ =
  26. 26.99³ =
  27. 27.994³ =
  28. 28.91³ =
  29. 29.92³ =
  30. 30.108³ =
  31. 31.981³ =
  32. 32.102³ =
  33. 33.1016³ =
  34. 34.102³ =
  35. 35.985³ =
  36. 36.108³ =
  37. 37.989³ =
  38. 38.104³ =
  39. 39.92³ =
  40. 40.1007³ =

Answer key

  1. 778688
  2. 912673
  3. 1061208
  4. 804357
  5. 830584
  6. 1021147343
  7. 941192
  8. 1225043
  9. 804357
  10. 967361669
  11. 941192
  12. 1042590744
  13. 961504803
  14. 941192
  15. 1009027027
  16. 1015075125
  17. 1124864
  18. 1018108216
  19. 778688
  20. 830584
  21. 1030301
  22. 1012048064
  23. 1124864
  24. 804357
  25. 857375
  26. 970299
  27. 982107784
  28. 753571
  29. 778688
  30. 1259712
  31. 944076141
  32. 1061208
  33. 1048772096
  34. 1061208
  35. 955671625
  36. 1259712
  37. 967361669
  38. 1124864
  39. 778688
  40. 1021147343

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