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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 255 · 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. 1.983³ =
  2. 2.992³ =
  3. 3.1018³ =
  4. 4.98³ =
  5. 5.997³ =
  6. 6.91³ =
  7. 7.988³ =
  8. 8.92³ =
  9. 9.99³ =
  10. 10.102³ =
  11. 11.995³ =
  12. 12.93³ =
  13. 13.1013³ =
  14. 14.990³ =
  15. 15.992³ =
  16. 16.1017³ =
  17. 17.986³ =
  18. 18.1004³ =
  19. 19.94³ =
  20. 20.984³ =
  21. 21.106³ =
  22. 22.94³ =
  23. 23.91³ =
  24. 24.94³ =
  25. 25.1010³ =
  26. 26.997³ =
  27. 27.1001³ =
  28. 28.108³ =
  29. 29.97³ =
  30. 30.101³ =
  31. 31.993³ =
  32. 32.98³ =
  33. 33.101³ =
  34. 34.997³ =
  35. 35.103³ =
  36. 36.96³ =
  37. 37.91³ =
  38. 38.101³ =
  39. 39.102³ =
  40. 40.991³ =

Answer key

  1. 949862087
  2. 976191488
  3. 1054977832
  4. 941192
  5. 991026973
  6. 753571
  7. 964430272
  8. 778688
  9. 970299
  10. 1061208
  11. 985074875
  12. 804357
  13. 1039509197
  14. 970299000
  15. 976191488
  16. 1051871913
  17. 958585256
  18. 1012048064
  19. 830584
  20. 952763904
  21. 1191016
  22. 830584
  23. 753571
  24. 830584
  25. 1030301000
  26. 991026973
  27. 1003003001
  28. 1259712
  29. 912673
  30. 1030301
  31. 979146657
  32. 941192
  33. 1030301
  34. 991026973
  35. 1092727
  36. 884736
  37. 753571
  38. 1030301
  39. 1061208
  40. 973242271

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