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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 177 · 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. 1.106³ =
  2. 2.1002³ =
  3. 3.95³ =
  4. 4.92³ =
  5. 5.986³ =
  6. 6.93³ =
  7. 7.94³ =
  8. 8.997³ =
  9. 9.99³ =
  10. 10.1018³ =
  11. 11.109³ =
  12. 12.98³ =
  13. 13.105³ =
  14. 14.1017³ =
  15. 15.92³ =
  16. 16.91³ =
  17. 17.109³ =
  18. 18.995³ =
  19. 19.994³ =
  20. 20.95³ =
  21. 21.94³ =
  22. 22.995³ =
  23. 23.103³ =
  24. 24.109³ =
  25. 25.103³ =
  26. 26.97³ =
  27. 27.109³ =
  28. 28.94³ =
  29. 29.109³ =
  30. 30.92³ =
  31. 31.987³ =
  32. 32.1014³ =
  33. 33.989³ =
  34. 34.94³ =
  35. 35.99³ =
  36. 36.989³ =
  37. 37.96³ =
  38. 38.95³ =
  39. 39.982³ =
  40. 40.96³ =

Answer key

  1. 1191016
  2. 1006012008
  3. 857375
  4. 778688
  5. 958585256
  6. 804357
  7. 830584
  8. 991026973
  9. 970299
  10. 1054977832
  11. 1295029
  12. 941192
  13. 1157625
  14. 1051871913
  15. 778688
  16. 753571
  17. 1295029
  18. 985074875
  19. 982107784
  20. 857375
  21. 830584
  22. 985074875
  23. 1092727
  24. 1295029
  25. 1092727
  26. 912673
  27. 1295029
  28. 830584
  29. 1295029
  30. 778688
  31. 961504803
  32. 1042590744
  33. 967361669
  34. 830584
  35. 970299
  36. 967361669
  37. 884736
  38. 857375
  39. 946966168
  40. 884736

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