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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 469 · 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. 1.92³ =
  2. 2.993³ =
  3. 3.991³ =
  4. 4.91³ =
  5. 5.989³ =
  6. 6.107³ =
  7. 7.988³ =
  8. 8.995³ =
  9. 9.989³ =
  10. 10.107³ =
  11. 11.106³ =
  12. 12.105³ =
  13. 13.96³ =
  14. 14.991³ =
  15. 15.1008³ =
  16. 16.103³ =
  17. 17.992³ =
  18. 18.93³ =
  19. 19.108³ =
  20. 20.108³ =
  21. 21.103³ =
  22. 22.103³ =
  23. 23.102³ =
  24. 24.101³ =
  25. 25.998³ =
  26. 26.989³ =
  27. 27.99³ =
  28. 28.989³ =
  29. 29.98³ =
  30. 30.92³ =
  31. 31.1004³ =
  32. 32.97³ =
  33. 33.985³ =
  34. 34.105³ =
  35. 35.996³ =
  36. 36.95³ =
  37. 37.95³ =
  38. 38.92³ =
  39. 39.93³ =
  40. 40.94³ =

Answer key

  1. 778688
  2. 979146657
  3. 973242271
  4. 753571
  5. 967361669
  6. 1225043
  7. 964430272
  8. 985074875
  9. 967361669
  10. 1225043
  11. 1191016
  12. 1157625
  13. 884736
  14. 973242271
  15. 1024192512
  16. 1092727
  17. 976191488
  18. 804357
  19. 1259712
  20. 1259712
  21. 1092727
  22. 1092727
  23. 1061208
  24. 1030301
  25. 994011992
  26. 967361669
  27. 970299
  28. 967361669
  29. 941192
  30. 778688
  31. 1012048064
  32. 912673
  33. 955671625
  34. 1157625
  35. 988047936
  36. 857375
  37. 857375
  38. 778688
  39. 804357
  40. 830584

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