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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 438 · 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. 2.992³ =
  3. 3.91³ =
  4. 4.104³ =
  5. 5.992³ =
  6. 6.99³ =
  7. 7.108³ =
  8. 8.980³ =
  9. 9.108³ =
  10. 10.105³ =
  11. 11.988³ =
  12. 12.91³ =
  13. 13.993³ =
  14. 14.1006³ =
  15. 15.98³ =
  16. 16.106³ =
  17. 17.993³ =
  18. 18.98³ =
  19. 19.995³ =
  20. 20.105³ =
  21. 21.92³ =
  22. 22.980³ =
  23. 23.993³ =
  24. 24.91³ =
  25. 25.108³ =
  26. 26.99³ =
  27. 27.109³ =
  28. 28.995³ =
  29. 29.994³ =
  30. 30.97³ =
  31. 31.983³ =
  32. 32.109³ =
  33. 33.109³ =
  34. 34.103³ =
  35. 35.96³ =
  36. 36.1011³ =
  37. 37.108³ =
  38. 38.108³ =
  39. 39.91³ =
  40. 40.998³ =

Answer key

  1. 988047936
  2. 976191488
  3. 753571
  4. 1124864
  5. 976191488
  6. 970299
  7. 1259712
  8. 941192000
  9. 1259712
  10. 1157625
  11. 964430272
  12. 753571
  13. 979146657
  14. 1018108216
  15. 941192
  16. 1191016
  17. 979146657
  18. 941192
  19. 985074875
  20. 1157625
  21. 778688
  22. 941192000
  23. 979146657
  24. 753571
  25. 1259712
  26. 970299
  27. 1295029
  28. 985074875
  29. 982107784
  30. 912673
  31. 949862087
  32. 1295029
  33. 1295029
  34. 1092727
  35. 884736
  36. 1033364331
  37. 1259712
  38. 1259712
  39. 753571
  40. 994011992

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