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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 545 · 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. 2.1008³ =
  3. 3.989³ =
  4. 4.98³ =
  5. 5.993³ =
  6. 6.102³ =
  7. 7.104³ =
  8. 8.109³ =
  9. 9.108³ =
  10. 10.1004³ =
  11. 11.101³ =
  12. 12.94³ =
  13. 13.103³ =
  14. 14.984³ =
  15. 15.93³ =
  16. 16.91³ =
  17. 17.989³ =
  18. 18.999³ =
  19. 19.99³ =
  20. 20.104³ =
  21. 21.99³ =
  22. 22.1013³ =
  23. 23.98³ =
  24. 24.994³ =
  25. 25.1011³ =
  26. 26.992³ =
  27. 27.1014³ =
  28. 28.991³ =
  29. 29.97³ =
  30. 30.94³ =
  31. 31.104³ =
  32. 32.1001³ =
  33. 33.92³ =
  34. 34.95³ =
  35. 35.996³ =
  36. 36.104³ =
  37. 37.995³ =
  38. 38.99³ =
  39. 39.1007³ =
  40. 40.103³ =

Answer key

  1. 884736
  2. 1024192512
  3. 967361669
  4. 941192
  5. 979146657
  6. 1061208
  7. 1124864
  8. 1295029
  9. 1259712
  10. 1012048064
  11. 1030301
  12. 830584
  13. 1092727
  14. 952763904
  15. 804357
  16. 753571
  17. 967361669
  18. 997002999
  19. 970299
  20. 1124864
  21. 970299
  22. 1039509197
  23. 941192
  24. 982107784
  25. 1033364331
  26. 976191488
  27. 1042590744
  28. 973242271
  29. 912673
  30. 830584
  31. 1124864
  32. 1003003001
  33. 778688
  34. 857375
  35. 988047936
  36. 1124864
  37. 985074875
  38. 970299
  39. 1021147343
  40. 1092727

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