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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 823 · 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. 1.96³ =
  2. 2.92³ =
  3. 3.102³ =
  4. 4.996³ =
  5. 5.992³ =
  6. 6.1014³ =
  7. 7.101³ =
  8. 8.1014³ =
  9. 9.107³ =
  10. 10.92³ =
  11. 11.991³ =
  12. 12.107³ =
  13. 13.102³ =
  14. 14.992³ =
  15. 15.102³ =
  16. 16.991³ =
  17. 17.97³ =
  18. 18.109³ =
  19. 19.95³ =
  20. 20.981³ =
  21. 21.1007³ =
  22. 22.998³ =
  23. 23.106³ =
  24. 24.94³ =
  25. 25.981³ =
  26. 26.96³ =
  27. 27.101³ =
  28. 28.1006³ =
  29. 29.1005³ =
  30. 30.1016³ =
  31. 31.92³ =
  32. 32.994³ =
  33. 33.92³ =
  34. 34.993³ =
  35. 35.1019³ =
  36. 36.1005³ =
  37. 37.93³ =
  38. 38.97³ =
  39. 39.1009³ =
  40. 40.92³ =

Answer key

  1. 884736
  2. 778688
  3. 1061208
  4. 988047936
  5. 976191488
  6. 1042590744
  7. 1030301
  8. 1042590744
  9. 1225043
  10. 778688
  11. 973242271
  12. 1225043
  13. 1061208
  14. 976191488
  15. 1061208
  16. 973242271
  17. 912673
  18. 1295029
  19. 857375
  20. 944076141
  21. 1021147343
  22. 994011992
  23. 1191016
  24. 830584
  25. 944076141
  26. 884736
  27. 1030301
  28. 1018108216
  29. 1015075125
  30. 1048772096
  31. 778688
  32. 982107784
  33. 778688
  34. 979146657
  35. 1058089859
  36. 1015075125
  37. 804357
  38. 912673
  39. 1027243729
  40. 778688

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