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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 690 · 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. 1.1018³ =
  2. 2.98³ =
  3. 3.93³ =
  4. 4.987³ =
  5. 5.986³ =
  6. 6.107³ =
  7. 7.101³ =
  8. 8.92³ =
  9. 9.92³ =
  10. 10.1009³ =
  11. 11.108³ =
  12. 12.988³ =
  13. 13.982³ =
  14. 14.983³ =
  15. 15.993³ =
  16. 16.107³ =
  17. 17.96³ =
  18. 18.997³ =
  19. 19.988³ =
  20. 20.99³ =
  21. 21.103³ =
  22. 22.982³ =
  23. 23.993³ =
  24. 24.101³ =
  25. 25.1006³ =
  26. 26.92³ =
  27. 27.96³ =
  28. 28.999³ =
  29. 29.103³ =
  30. 30.108³ =
  31. 31.994³ =
  32. 32.97³ =
  33. 33.97³ =
  34. 34.94³ =
  35. 35.91³ =
  36. 36.1008³ =
  37. 37.99³ =
  38. 38.94³ =
  39. 39.99³ =
  40. 40.104³ =

Answer key

  1. 1054977832
  2. 941192
  3. 804357
  4. 961504803
  5. 958585256
  6. 1225043
  7. 1030301
  8. 778688
  9. 778688
  10. 1027243729
  11. 1259712
  12. 964430272
  13. 946966168
  14. 949862087
  15. 979146657
  16. 1225043
  17. 884736
  18. 991026973
  19. 964430272
  20. 970299
  21. 1092727
  22. 946966168
  23. 979146657
  24. 1030301
  25. 1018108216
  26. 778688
  27. 884736
  28. 997002999
  29. 1092727
  30. 1259712
  31. 982107784
  32. 912673
  33. 912673
  34. 830584
  35. 753571
  36. 1024192512
  37. 970299
  38. 830584
  39. 970299
  40. 1124864

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