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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 752 · 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. 2.106³ =
  3. 3.990³ =
  4. 4.97³ =
  5. 5.101³ =
  6. 6.102³ =
  7. 7.107³ =
  8. 8.107³ =
  9. 9.1001³ =
  10. 10.94³ =
  11. 11.95³ =
  12. 12.95³ =
  13. 13.1017³ =
  14. 14.97³ =
  15. 15.91³ =
  16. 16.106³ =
  17. 17.104³ =
  18. 18.98³ =
  19. 19.107³ =
  20. 20.1001³ =
  21. 21.99³ =
  22. 22.97³ =
  23. 23.108³ =
  24. 24.1002³ =
  25. 25.998³ =
  26. 26.987³ =
  27. 27.106³ =
  28. 28.1014³ =
  29. 29.103³ =
  30. 30.103³ =
  31. 31.103³ =
  32. 32.91³ =
  33. 33.1002³ =
  34. 34.1003³ =
  35. 35.94³ =
  36. 36.109³ =
  37. 37.980³ =
  38. 38.102³ =
  39. 39.104³ =
  40. 40.1002³ =

Answer key

  1. 988047936
  2. 1191016
  3. 970299000
  4. 912673
  5. 1030301
  6. 1061208
  7. 1225043
  8. 1225043
  9. 1003003001
  10. 830584
  11. 857375
  12. 857375
  13. 1051871913
  14. 912673
  15. 753571
  16. 1191016
  17. 1124864
  18. 941192
  19. 1225043
  20. 1003003001
  21. 970299
  22. 912673
  23. 1259712
  24. 1006012008
  25. 994011992
  26. 961504803
  27. 1191016
  28. 1042590744
  29. 1092727
  30. 1092727
  31. 1092727
  32. 753571
  33. 1006012008
  34. 1009027027
  35. 830584
  36. 1295029
  37. 941192000
  38. 1061208
  39. 1124864
  40. 1006012008

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