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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 627 · 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. 1.1019³ =
  2. 2.93³ =
  3. 3.102³ =
  4. 4.987³ =
  5. 5.109³ =
  6. 6.109³ =
  7. 7.1016³ =
  8. 8.91³ =
  9. 9.985³ =
  10. 10.101³ =
  11. 11.109³ =
  12. 12.997³ =
  13. 13.106³ =
  14. 14.997³ =
  15. 15.988³ =
  16. 16.985³ =
  17. 17.109³ =
  18. 18.980³ =
  19. 19.106³ =
  20. 20.1001³ =
  21. 21.1019³ =
  22. 22.1011³ =
  23. 23.107³ =
  24. 24.1011³ =
  25. 25.992³ =
  26. 26.104³ =
  27. 27.1006³ =
  28. 28.102³ =
  29. 29.93³ =
  30. 30.99³ =
  31. 31.107³ =
  32. 32.980³ =
  33. 33.984³ =
  34. 34.106³ =
  35. 35.96³ =
  36. 36.95³ =
  37. 37.95³ =
  38. 38.97³ =
  39. 39.996³ =
  40. 40.105³ =

Answer key

  1. 1058089859
  2. 804357
  3. 1061208
  4. 961504803
  5. 1295029
  6. 1295029
  7. 1048772096
  8. 753571
  9. 955671625
  10. 1030301
  11. 1295029
  12. 991026973
  13. 1191016
  14. 991026973
  15. 964430272
  16. 955671625
  17. 1295029
  18. 941192000
  19. 1191016
  20. 1003003001
  21. 1058089859
  22. 1033364331
  23. 1225043
  24. 1033364331
  25. 976191488
  26. 1124864
  27. 1018108216
  28. 1061208
  29. 804357
  30. 970299
  31. 1225043
  32. 941192000
  33. 952763904
  34. 1191016
  35. 884736
  36. 857375
  37. 857375
  38. 912673
  39. 988047936
  40. 1157625

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