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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 642 · 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. 1.93³ =
  2. 2.101³ =
  3. 3.101³ =
  4. 4.994³ =
  5. 5.93³ =
  6. 6.1007³ =
  7. 7.991³ =
  8. 8.105³ =
  9. 9.102³ =
  10. 10.106³ =
  11. 11.102³ =
  12. 12.96³ =
  13. 13.96³ =
  14. 14.96³ =
  15. 15.988³ =
  16. 16.98³ =
  17. 17.104³ =
  18. 18.99³ =
  19. 19.92³ =
  20. 20.983³ =
  21. 21.108³ =
  22. 22.1015³ =
  23. 23.1004³ =
  24. 24.108³ =
  25. 25.102³ =
  26. 26.106³ =
  27. 27.103³ =
  28. 28.105³ =
  29. 29.93³ =
  30. 30.984³ =
  31. 31.96³ =
  32. 32.99³ =
  33. 33.997³ =
  34. 34.103³ =
  35. 35.106³ =
  36. 36.101³ =
  37. 37.107³ =
  38. 38.989³ =
  39. 39.93³ =
  40. 40.93³ =

Answer key

  1. 804357
  2. 1030301
  3. 1030301
  4. 982107784
  5. 804357
  6. 1021147343
  7. 973242271
  8. 1157625
  9. 1061208
  10. 1191016
  11. 1061208
  12. 884736
  13. 884736
  14. 884736
  15. 964430272
  16. 941192
  17. 1124864
  18. 970299
  19. 778688
  20. 949862087
  21. 1259712
  22. 1045678375
  23. 1012048064
  24. 1259712
  25. 1061208
  26. 1191016
  27. 1092727
  28. 1157625
  29. 804357
  30. 952763904
  31. 884736
  32. 970299
  33. 991026973
  34. 1092727
  35. 1191016
  36. 1030301
  37. 1225043
  38. 967361669
  39. 804357
  40. 804357

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