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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 293 · 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. 1.91³ =
  2. 2.104³ =
  3. 3.93³ =
  4. 4.988³ =
  5. 5.95³ =
  6. 6.98³ =
  7. 7.109³ =
  8. 8.92³ =
  9. 9.95³ =
  10. 10.995³ =
  11. 11.988³ =
  12. 12.1014³ =
  13. 13.106³ =
  14. 14.1013³ =
  15. 15.102³ =
  16. 16.92³ =
  17. 17.995³ =
  18. 18.102³ =
  19. 19.103³ =
  20. 20.104³ =
  21. 21.96³ =
  22. 22.102³ =
  23. 23.995³ =
  24. 24.103³ =
  25. 25.982³ =
  26. 26.108³ =
  27. 27.990³ =
  28. 28.984³ =
  29. 29.1010³ =
  30. 30.997³ =
  31. 31.983³ =
  32. 32.104³ =
  33. 33.93³ =
  34. 34.985³ =
  35. 35.992³ =
  36. 36.95³ =
  37. 37.97³ =
  38. 38.995³ =
  39. 39.108³ =
  40. 40.109³ =

Answer key

  1. 753571
  2. 1124864
  3. 804357
  4. 964430272
  5. 857375
  6. 941192
  7. 1295029
  8. 778688
  9. 857375
  10. 985074875
  11. 964430272
  12. 1042590744
  13. 1191016
  14. 1039509197
  15. 1061208
  16. 778688
  17. 985074875
  18. 1061208
  19. 1092727
  20. 1124864
  21. 884736
  22. 1061208
  23. 985074875
  24. 1092727
  25. 946966168
  26. 1259712
  27. 970299000
  28. 952763904
  29. 1030301000
  30. 991026973
  31. 949862087
  32. 1124864
  33. 804357
  34. 955671625
  35. 976191488
  36. 857375
  37. 912673
  38. 985074875
  39. 1259712
  40. 1295029

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