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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 85 · 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. 1.993³ =
  2. 2.101³ =
  3. 3.104³ =
  4. 4.102³ =
  5. 5.95³ =
  6. 6.1017³ =
  7. 7.1002³ =
  8. 8.98³ =
  9. 9.95³ =
  10. 10.92³ =
  11. 11.95³ =
  12. 12.94³ =
  13. 13.1006³ =
  14. 14.99³ =
  15. 15.99³ =
  16. 16.997³ =
  17. 17.109³ =
  18. 18.98³ =
  19. 19.1004³ =
  20. 20.988³ =
  21. 21.95³ =
  22. 22.96³ =
  23. 23.1010³ =
  24. 24.93³ =
  25. 25.993³ =
  26. 26.94³ =
  27. 27.98³ =
  28. 28.98³ =
  29. 29.1012³ =
  30. 30.996³ =
  31. 31.106³ =
  32. 32.96³ =
  33. 33.1008³ =
  34. 34.989³ =
  35. 35.1006³ =
  36. 36.999³ =
  37. 37.107³ =
  38. 38.991³ =
  39. 39.108³ =
  40. 40.986³ =

Answer key

  1. 979146657
  2. 1030301
  3. 1124864
  4. 1061208
  5. 857375
  6. 1051871913
  7. 1006012008
  8. 941192
  9. 857375
  10. 778688
  11. 857375
  12. 830584
  13. 1018108216
  14. 970299
  15. 970299
  16. 991026973
  17. 1295029
  18. 941192
  19. 1012048064
  20. 964430272
  21. 857375
  22. 884736
  23. 1030301000
  24. 804357
  25. 979146657
  26. 830584
  27. 941192
  28. 941192
  29. 1036433728
  30. 988047936
  31. 1191016
  32. 884736
  33. 1024192512
  34. 967361669
  35. 1018108216
  36. 997002999
  37. 1225043
  38. 973242271
  39. 1259712
  40. 958585256

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