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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 17 · 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. 2.1017³ =
  3. 3.91³ =
  4. 4.99³ =
  5. 5.1002³ =
  6. 6.102³ =
  7. 7.107³ =
  8. 8.1016³ =
  9. 9.102³ =
  10. 10.1007³ =
  11. 11.95³ =
  12. 12.996³ =
  13. 13.1015³ =
  14. 14.99³ =
  15. 15.98³ =
  16. 16.1001³ =
  17. 17.1001³ =
  18. 18.1002³ =
  19. 19.996³ =
  20. 20.98³ =
  21. 21.1007³ =
  22. 22.984³ =
  23. 23.107³ =
  24. 24.990³ =
  25. 25.94³ =
  26. 26.96³ =
  27. 27.96³ =
  28. 28.104³ =
  29. 29.99³ =
  30. 30.994³ =
  31. 31.997³ =
  32. 32.999³ =
  33. 33.106³ =
  34. 34.1004³ =
  35. 35.98³ =
  36. 36.986³ =
  37. 37.101³ =
  38. 38.92³ =
  39. 39.1017³ =
  40. 40.97³ =

Answer key

  1. 778688
  2. 1051871913
  3. 753571
  4. 970299
  5. 1006012008
  6. 1061208
  7. 1225043
  8. 1048772096
  9. 1061208
  10. 1021147343
  11. 857375
  12. 988047936
  13. 1045678375
  14. 970299
  15. 941192
  16. 1003003001
  17. 1003003001
  18. 1006012008
  19. 988047936
  20. 941192
  21. 1021147343
  22. 952763904
  23. 1225043
  24. 970299000
  25. 830584
  26. 884736
  27. 884736
  28. 1124864
  29. 970299
  30. 982107784
  31. 991026973
  32. 997002999
  33. 1191016
  34. 1012048064
  35. 941192
  36. 958585256
  37. 1030301
  38. 778688
  39. 1051871913
  40. 912673

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