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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 926 · 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. 2.92³ =
  3. 3.105³ =
  4. 4.1012³ =
  5. 5.109³ =
  6. 6.102³ =
  7. 7.103³ =
  8. 8.992³ =
  9. 9.101³ =
  10. 10.980³ =
  11. 11.93³ =
  12. 12.92³ =
  13. 13.105³ =
  14. 14.102³ =
  15. 15.99³ =
  16. 16.91³ =
  17. 17.1005³ =
  18. 18.1018³ =
  19. 19.93³ =
  20. 20.102³ =
  21. 21.102³ =
  22. 22.107³ =
  23. 23.99³ =
  24. 24.94³ =
  25. 25.988³ =
  26. 26.92³ =
  27. 27.995³ =
  28. 28.101³ =
  29. 29.103³ =
  30. 30.107³ =
  31. 31.98³ =
  32. 32.1002³ =
  33. 33.990³ =
  34. 34.1010³ =
  35. 35.107³ =
  36. 36.108³ =
  37. 37.105³ =
  38. 38.102³ =
  39. 39.105³ =
  40. 40.983³ =

Answer key

  1. 1054977832
  2. 778688
  3. 1157625
  4. 1036433728
  5. 1295029
  6. 1061208
  7. 1092727
  8. 976191488
  9. 1030301
  10. 941192000
  11. 804357
  12. 778688
  13. 1157625
  14. 1061208
  15. 970299
  16. 753571
  17. 1015075125
  18. 1054977832
  19. 804357
  20. 1061208
  21. 1061208
  22. 1225043
  23. 970299
  24. 830584
  25. 964430272
  26. 778688
  27. 985074875
  28. 1030301
  29. 1092727
  30. 1225043
  31. 941192
  32. 1006012008
  33. 970299000
  34. 1030301000
  35. 1225043
  36. 1259712
  37. 1157625
  38. 1061208
  39. 1157625
  40. 949862087

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