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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 512 · 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. 2.1006³ =
  3. 3.102³ =
  4. 4.97³ =
  5. 5.1002³ =
  6. 6.109³ =
  7. 7.1006³ =
  8. 8.106³ =
  9. 9.992³ =
  10. 10.993³ =
  11. 11.986³ =
  12. 12.1007³ =
  13. 13.998³ =
  14. 14.91³ =
  15. 15.995³ =
  16. 16.991³ =
  17. 17.988³ =
  18. 18.97³ =
  19. 19.99³ =
  20. 20.991³ =
  21. 21.102³ =
  22. 22.109³ =
  23. 23.103³ =
  24. 24.986³ =
  25. 25.93³ =
  26. 26.107³ =
  27. 27.94³ =
  28. 28.1007³ =
  29. 29.105³ =
  30. 30.93³ =
  31. 31.986³ =
  32. 32.91³ =
  33. 33.96³ =
  34. 34.99³ =
  35. 35.101³ =
  36. 36.1010³ =
  37. 37.94³ =
  38. 38.987³ =
  39. 39.103³ =
  40. 40.994³ =

Answer key

  1. 988047936
  2. 1018108216
  3. 1061208
  4. 912673
  5. 1006012008
  6. 1295029
  7. 1018108216
  8. 1191016
  9. 976191488
  10. 979146657
  11. 958585256
  12. 1021147343
  13. 994011992
  14. 753571
  15. 985074875
  16. 973242271
  17. 964430272
  18. 912673
  19. 970299
  20. 973242271
  21. 1061208
  22. 1295029
  23. 1092727
  24. 958585256
  25. 804357
  26. 1225043
  27. 830584
  28. 1021147343
  29. 1157625
  30. 804357
  31. 958585256
  32. 753571
  33. 884736
  34. 970299
  35. 1030301
  36. 1030301000
  37. 830584
  38. 961504803
  39. 1092727
  40. 982107784

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