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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 960 · 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. 1.107³ =
  2. 2.92³ =
  3. 3.983³ =
  4. 4.103³ =
  5. 5.995³ =
  6. 6.107³ =
  7. 7.1014³ =
  8. 8.1017³ =
  9. 9.108³ =
  10. 10.104³ =
  11. 11.99³ =
  12. 12.97³ =
  13. 13.108³ =
  14. 14.93³ =
  15. 15.998³ =
  16. 16.985³ =
  17. 17.995³ =
  18. 18.985³ =
  19. 19.94³ =
  20. 20.106³ =
  21. 21.97³ =
  22. 22.109³ =
  23. 23.989³ =
  24. 24.103³ =
  25. 25.107³ =
  26. 26.999³ =
  27. 27.109³ =
  28. 28.106³ =
  29. 29.91³ =
  30. 30.93³ =
  31. 31.99³ =
  32. 32.1015³ =
  33. 33.106³ =
  34. 34.91³ =
  35. 35.95³ =
  36. 36.990³ =
  37. 37.990³ =
  38. 38.101³ =
  39. 39.96³ =
  40. 40.103³ =

Answer key

  1. 1225043
  2. 778688
  3. 949862087
  4. 1092727
  5. 985074875
  6. 1225043
  7. 1042590744
  8. 1051871913
  9. 1259712
  10. 1124864
  11. 970299
  12. 912673
  13. 1259712
  14. 804357
  15. 994011992
  16. 955671625
  17. 985074875
  18. 955671625
  19. 830584
  20. 1191016
  21. 912673
  22. 1295029
  23. 967361669
  24. 1092727
  25. 1225043
  26. 997002999
  27. 1295029
  28. 1191016
  29. 753571
  30. 804357
  31. 970299
  32. 1045678375
  33. 1191016
  34. 753571
  35. 857375
  36. 970299000
  37. 970299000
  38. 1030301
  39. 884736
  40. 1092727

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