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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 876 · 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. 1.97³ =
  2. 2.98³ =
  3. 3.1012³ =
  4. 4.1018³ =
  5. 5.1013³ =
  6. 6.99³ =
  7. 7.102³ =
  8. 8.95³ =
  9. 9.106³ =
  10. 10.96³ =
  11. 11.988³ =
  12. 12.982³ =
  13. 13.993³ =
  14. 14.1006³ =
  15. 15.92³ =
  16. 16.106³ =
  17. 17.986³ =
  18. 18.91³ =
  19. 19.1015³ =
  20. 20.99³ =
  21. 21.1006³ =
  22. 22.101³ =
  23. 23.99³ =
  24. 24.107³ =
  25. 25.1006³ =
  26. 26.96³ =
  27. 27.991³ =
  28. 28.1010³ =
  29. 29.99³ =
  30. 30.96³ =
  31. 31.993³ =
  32. 32.996³ =
  33. 33.999³ =
  34. 34.1018³ =
  35. 35.1009³ =
  36. 36.1003³ =
  37. 37.1011³ =
  38. 38.1005³ =
  39. 39.1006³ =
  40. 40.993³ =

Answer key

  1. 912673
  2. 941192
  3. 1036433728
  4. 1054977832
  5. 1039509197
  6. 970299
  7. 1061208
  8. 857375
  9. 1191016
  10. 884736
  11. 964430272
  12. 946966168
  13. 979146657
  14. 1018108216
  15. 778688
  16. 1191016
  17. 958585256
  18. 753571
  19. 1045678375
  20. 970299
  21. 1018108216
  22. 1030301
  23. 970299
  24. 1225043
  25. 1018108216
  26. 884736
  27. 973242271
  28. 1030301000
  29. 970299
  30. 884736
  31. 979146657
  32. 988047936
  33. 997002999
  34. 1054977832
  35. 1027243729
  36. 1009027027
  37. 1033364331
  38. 1015075125
  39. 1018108216
  40. 979146657

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