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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 448 · 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. 1.1001³ =
  2. 2.96³ =
  3. 3.1013³ =
  4. 4.95³ =
  5. 5.95³ =
  6. 6.93³ =
  7. 7.104³ =
  8. 8.104³ =
  9. 9.1002³ =
  10. 10.97³ =
  11. 11.994³ =
  12. 12.1014³ =
  13. 13.983³ =
  14. 14.105³ =
  15. 15.101³ =
  16. 16.99³ =
  17. 17.109³ =
  18. 18.109³ =
  19. 19.97³ =
  20. 20.984³ =
  21. 21.102³ =
  22. 22.98³ =
  23. 23.994³ =
  24. 24.109³ =
  25. 25.96³ =
  26. 26.103³ =
  27. 27.984³ =
  28. 28.93³ =
  29. 29.105³ =
  30. 30.91³ =
  31. 31.1019³ =
  32. 32.102³ =
  33. 33.97³ =
  34. 34.991³ =
  35. 35.108³ =
  36. 36.1013³ =
  37. 37.981³ =
  38. 38.103³ =
  39. 39.101³ =
  40. 40.1018³ =

Answer key

  1. 1003003001
  2. 884736
  3. 1039509197
  4. 857375
  5. 857375
  6. 804357
  7. 1124864
  8. 1124864
  9. 1006012008
  10. 912673
  11. 982107784
  12. 1042590744
  13. 949862087
  14. 1157625
  15. 1030301
  16. 970299
  17. 1295029
  18. 1295029
  19. 912673
  20. 952763904
  21. 1061208
  22. 941192
  23. 982107784
  24. 1295029
  25. 884736
  26. 1092727
  27. 952763904
  28. 804357
  29. 1157625
  30. 753571
  31. 1058089859
  32. 1061208
  33. 912673
  34. 973242271
  35. 1259712
  36. 1039509197
  37. 944076141
  38. 1092727
  39. 1030301
  40. 1054977832

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