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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 759 · 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. 1.998³ =
  2. 2.93³ =
  3. 3.95³ =
  4. 4.98³ =
  5. 5.97³ =
  6. 6.95³ =
  7. 7.105³ =
  8. 8.92³ =
  9. 9.1007³ =
  10. 10.96³ =
  11. 11.1004³ =
  12. 12.95³ =
  13. 13.1002³ =
  14. 14.96³ =
  15. 15.1019³ =
  16. 16.107³ =
  17. 17.93³ =
  18. 18.997³ =
  19. 19.1014³ =
  20. 20.989³ =
  21. 21.97³ =
  22. 22.999³ =
  23. 23.102³ =
  24. 24.102³ =
  25. 25.105³ =
  26. 26.93³ =
  27. 27.108³ =
  28. 28.103³ =
  29. 29.1003³ =
  30. 30.991³ =
  31. 31.981³ =
  32. 32.989³ =
  33. 33.105³ =
  34. 34.1004³ =
  35. 35.93³ =
  36. 36.1001³ =
  37. 37.96³ =
  38. 38.96³ =
  39. 39.93³ =
  40. 40.102³ =

Answer key

  1. 994011992
  2. 804357
  3. 857375
  4. 941192
  5. 912673
  6. 857375
  7. 1157625
  8. 778688
  9. 1021147343
  10. 884736
  11. 1012048064
  12. 857375
  13. 1006012008
  14. 884736
  15. 1058089859
  16. 1225043
  17. 804357
  18. 991026973
  19. 1042590744
  20. 967361669
  21. 912673
  22. 997002999
  23. 1061208
  24. 1061208
  25. 1157625
  26. 804357
  27. 1259712
  28. 1092727
  29. 1009027027
  30. 973242271
  31. 944076141
  32. 967361669
  33. 1157625
  34. 1012048064
  35. 804357
  36. 1003003001
  37. 884736
  38. 884736
  39. 804357
  40. 1061208

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