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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 360 · 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. 1.1004³ =
  2. 2.980³ =
  3. 3.109³ =
  4. 4.1012³ =
  5. 5.91³ =
  6. 6.1001³ =
  7. 7.1006³ =
  8. 8.101³ =
  9. 9.95³ =
  10. 10.95³ =
  11. 11.91³ =
  12. 12.95³ =
  13. 13.989³ =
  14. 14.988³ =
  15. 15.107³ =
  16. 16.1009³ =
  17. 17.93³ =
  18. 18.1018³ =
  19. 19.994³ =
  20. 20.997³ =
  21. 21.1017³ =
  22. 22.95³ =
  23. 23.95³ =
  24. 24.106³ =
  25. 25.993³ =
  26. 26.1019³ =
  27. 27.1019³ =
  28. 28.1002³ =
  29. 29.108³ =
  30. 30.107³ =
  31. 31.101³ =
  32. 32.101³ =
  33. 33.105³ =
  34. 34.983³ =
  35. 35.96³ =
  36. 36.101³ =
  37. 37.95³ =
  38. 38.1010³ =
  39. 39.982³ =
  40. 40.1002³ =

Answer key

  1. 1012048064
  2. 941192000
  3. 1295029
  4. 1036433728
  5. 753571
  6. 1003003001
  7. 1018108216
  8. 1030301
  9. 857375
  10. 857375
  11. 753571
  12. 857375
  13. 967361669
  14. 964430272
  15. 1225043
  16. 1027243729
  17. 804357
  18. 1054977832
  19. 982107784
  20. 991026973
  21. 1051871913
  22. 857375
  23. 857375
  24. 1191016
  25. 979146657
  26. 1058089859
  27. 1058089859
  28. 1006012008
  29. 1259712
  30. 1225043
  31. 1030301
  32. 1030301
  33. 1157625
  34. 949862087
  35. 884736
  36. 1030301
  37. 857375
  38. 1030301000
  39. 946966168
  40. 1006012008

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