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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 518 · 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. 1.996³ =
  2. 2.1005³ =
  3. 3.996³ =
  4. 4.102³ =
  5. 5.106³ =
  6. 6.97³ =
  7. 7.101³ =
  8. 8.1020³ =
  9. 9.984³ =
  10. 10.101³ =
  11. 11.997³ =
  12. 12.108³ =
  13. 13.1017³ =
  14. 14.998³ =
  15. 15.1013³ =
  16. 16.107³ =
  17. 17.103³ =
  18. 18.101³ =
  19. 19.987³ =
  20. 20.92³ =
  21. 21.995³ =
  22. 22.98³ =
  23. 23.95³ =
  24. 24.999³ =
  25. 25.98³ =
  26. 26.99³ =
  27. 27.109³ =
  28. 28.97³ =
  29. 29.1007³ =
  30. 30.1006³ =
  31. 31.92³ =
  32. 32.1020³ =
  33. 33.996³ =
  34. 34.91³ =
  35. 35.91³ =
  36. 36.103³ =
  37. 37.96³ =
  38. 38.1009³ =
  39. 39.108³ =
  40. 40.1005³ =

Answer key

  1. 988047936
  2. 1015075125
  3. 988047936
  4. 1061208
  5. 1191016
  6. 912673
  7. 1030301
  8. 1061208000
  9. 952763904
  10. 1030301
  11. 991026973
  12. 1259712
  13. 1051871913
  14. 994011992
  15. 1039509197
  16. 1225043
  17. 1092727
  18. 1030301
  19. 961504803
  20. 778688
  21. 985074875
  22. 941192
  23. 857375
  24. 997002999
  25. 941192
  26. 970299
  27. 1295029
  28. 912673
  29. 1021147343
  30. 1018108216
  31. 778688
  32. 1061208000
  33. 988047936
  34. 753571
  35. 753571
  36. 1092727
  37. 884736
  38. 1027243729
  39. 1259712
  40. 1015075125

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