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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 639 · 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. 1.982³ =
  2. 2.1020³ =
  3. 3.1018³ =
  4. 4.97³ =
  5. 5.108³ =
  6. 6.108³ =
  7. 7.91³ =
  8. 8.92³ =
  9. 9.1019³ =
  10. 10.1003³ =
  11. 11.1015³ =
  12. 12.109³ =
  13. 13.103³ =
  14. 14.1006³ =
  15. 15.980³ =
  16. 16.98³ =
  17. 17.92³ =
  18. 18.104³ =
  19. 19.98³ =
  20. 20.94³ =
  21. 21.996³ =
  22. 22.92³ =
  23. 23.97³ =
  24. 24.998³ =
  25. 25.1014³ =
  26. 26.99³ =
  27. 27.1014³ =
  28. 28.108³ =
  29. 29.95³ =
  30. 30.998³ =
  31. 31.989³ =
  32. 32.999³ =
  33. 33.1001³ =
  34. 34.987³ =
  35. 35.1010³ =
  36. 36.985³ =
  37. 37.996³ =
  38. 38.989³ =
  39. 39.104³ =
  40. 40.92³ =

Answer key

  1. 946966168
  2. 1061208000
  3. 1054977832
  4. 912673
  5. 1259712
  6. 1259712
  7. 753571
  8. 778688
  9. 1058089859
  10. 1009027027
  11. 1045678375
  12. 1295029
  13. 1092727
  14. 1018108216
  15. 941192000
  16. 941192
  17. 778688
  18. 1124864
  19. 941192
  20. 830584
  21. 988047936
  22. 778688
  23. 912673
  24. 994011992
  25. 1042590744
  26. 970299
  27. 1042590744
  28. 1259712
  29. 857375
  30. 994011992
  31. 967361669
  32. 997002999
  33. 1003003001
  34. 961504803
  35. 1030301000
  36. 955671625
  37. 988047936
  38. 967361669
  39. 1124864
  40. 778688

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