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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 161 · 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. 1.95³ =
  2. 2.1011³ =
  3. 3.1007³ =
  4. 4.105³ =
  5. 5.103³ =
  6. 6.993³ =
  7. 7.1002³ =
  8. 8.97³ =
  9. 9.107³ =
  10. 10.91³ =
  11. 11.982³ =
  12. 12.990³ =
  13. 13.94³ =
  14. 14.103³ =
  15. 15.996³ =
  16. 16.98³ =
  17. 17.993³ =
  18. 18.103³ =
  19. 19.103³ =
  20. 20.997³ =
  21. 21.102³ =
  22. 22.96³ =
  23. 23.105³ =
  24. 24.103³ =
  25. 25.101³ =
  26. 26.96³ =
  27. 27.102³ =
  28. 28.1001³ =
  29. 29.1008³ =
  30. 30.1005³ =
  31. 31.96³ =
  32. 32.101³ =
  33. 33.96³ =
  34. 34.103³ =
  35. 35.95³ =
  36. 36.99³ =
  37. 37.94³ =
  38. 38.1005³ =
  39. 39.98³ =
  40. 40.103³ =

Answer key

  1. 857375
  2. 1033364331
  3. 1021147343
  4. 1157625
  5. 1092727
  6. 979146657
  7. 1006012008
  8. 912673
  9. 1225043
  10. 753571
  11. 946966168
  12. 970299000
  13. 830584
  14. 1092727
  15. 988047936
  16. 941192
  17. 979146657
  18. 1092727
  19. 1092727
  20. 991026973
  21. 1061208
  22. 884736
  23. 1157625
  24. 1092727
  25. 1030301
  26. 884736
  27. 1061208
  28. 1003003001
  29. 1024192512
  30. 1015075125
  31. 884736
  32. 1030301
  33. 884736
  34. 1092727
  35. 857375
  36. 970299
  37. 830584
  38. 1015075125
  39. 941192
  40. 1092727

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