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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 460 · 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. 1.101³ =
  2. 2.92³ =
  3. 3.98³ =
  4. 4.998³ =
  5. 5.104³ =
  6. 6.98³ =
  7. 7.102³ =
  8. 8.999³ =
  9. 9.1014³ =
  10. 10.93³ =
  11. 11.1001³ =
  12. 12.988³ =
  13. 13.991³ =
  14. 14.1001³ =
  15. 15.99³ =
  16. 16.987³ =
  17. 17.1018³ =
  18. 18.101³ =
  19. 19.106³ =
  20. 20.96³ =
  21. 21.996³ =
  22. 22.984³ =
  23. 23.103³ =
  24. 24.985³ =
  25. 25.1018³ =
  26. 26.1009³ =
  27. 27.99³ =
  28. 28.95³ =
  29. 29.107³ =
  30. 30.92³ =
  31. 31.994³ =
  32. 32.101³ =
  33. 33.93³ =
  34. 34.1005³ =
  35. 35.96³ =
  36. 36.1002³ =
  37. 37.981³ =
  38. 38.95³ =
  39. 39.104³ =
  40. 40.1013³ =

Answer key

  1. 1030301
  2. 778688
  3. 941192
  4. 994011992
  5. 1124864
  6. 941192
  7. 1061208
  8. 997002999
  9. 1042590744
  10. 804357
  11. 1003003001
  12. 964430272
  13. 973242271
  14. 1003003001
  15. 970299
  16. 961504803
  17. 1054977832
  18. 1030301
  19. 1191016
  20. 884736
  21. 988047936
  22. 952763904
  23. 1092727
  24. 955671625
  25. 1054977832
  26. 1027243729
  27. 970299
  28. 857375
  29. 1225043
  30. 778688
  31. 982107784
  32. 1030301
  33. 804357
  34. 1015075125
  35. 884736
  36. 1006012008
  37. 944076141
  38. 857375
  39. 1124864
  40. 1039509197

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