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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 684 · 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. 1.1004³ =
  2. 2.1017³ =
  3. 3.95³ =
  4. 4.94³ =
  5. 5.97³ =
  6. 6.1012³ =
  7. 7.98³ =
  8. 8.998³ =
  9. 9.91³ =
  10. 10.101³ =
  11. 11.95³ =
  12. 12.1006³ =
  13. 13.1012³ =
  14. 14.1001³ =
  15. 15.1011³ =
  16. 16.104³ =
  17. 17.101³ =
  18. 18.103³ =
  19. 19.98³ =
  20. 20.99³ =
  21. 21.988³ =
  22. 22.107³ =
  23. 23.107³ =
  24. 24.982³ =
  25. 25.91³ =
  26. 26.95³ =
  27. 27.93³ =
  28. 28.1020³ =
  29. 29.93³ =
  30. 30.1002³ =
  31. 31.108³ =
  32. 32.1001³ =
  33. 33.103³ =
  34. 34.96³ =
  35. 35.108³ =
  36. 36.104³ =
  37. 37.101³ =
  38. 38.97³ =
  39. 39.980³ =
  40. 40.996³ =

Answer key

  1. 1012048064
  2. 1051871913
  3. 857375
  4. 830584
  5. 912673
  6. 1036433728
  7. 941192
  8. 994011992
  9. 753571
  10. 1030301
  11. 857375
  12. 1018108216
  13. 1036433728
  14. 1003003001
  15. 1033364331
  16. 1124864
  17. 1030301
  18. 1092727
  19. 941192
  20. 970299
  21. 964430272
  22. 1225043
  23. 1225043
  24. 946966168
  25. 753571
  26. 857375
  27. 804357
  28. 1061208000
  29. 804357
  30. 1006012008
  31. 1259712
  32. 1003003001
  33. 1092727
  34. 884736
  35. 1259712
  36. 1124864
  37. 1030301
  38. 912673
  39. 941192000
  40. 988047936

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