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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 552 · 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. 1.102³ =
  2. 2.98³ =
  3. 3.103³ =
  4. 4.101³ =
  5. 5.1005³ =
  6. 6.102³ =
  7. 7.109³ =
  8. 8.1017³ =
  9. 9.988³ =
  10. 10.106³ =
  11. 11.1014³ =
  12. 12.1019³ =
  13. 13.986³ =
  14. 14.985³ =
  15. 15.1013³ =
  16. 16.108³ =
  17. 17.98³ =
  18. 18.992³ =
  19. 19.985³ =
  20. 20.987³ =
  21. 21.97³ =
  22. 22.94³ =
  23. 23.104³ =
  24. 24.108³ =
  25. 25.103³ =
  26. 26.93³ =
  27. 27.1007³ =
  28. 28.106³ =
  29. 29.997³ =
  30. 30.107³ =
  31. 31.986³ =
  32. 32.1008³ =
  33. 33.109³ =
  34. 34.1015³ =
  35. 35.104³ =
  36. 36.91³ =
  37. 37.988³ =
  38. 38.93³ =
  39. 39.989³ =
  40. 40.104³ =

Answer key

  1. 1061208
  2. 941192
  3. 1092727
  4. 1030301
  5. 1015075125
  6. 1061208
  7. 1295029
  8. 1051871913
  9. 964430272
  10. 1191016
  11. 1042590744
  12. 1058089859
  13. 958585256
  14. 955671625
  15. 1039509197
  16. 1259712
  17. 941192
  18. 976191488
  19. 955671625
  20. 961504803
  21. 912673
  22. 830584
  23. 1124864
  24. 1259712
  25. 1092727
  26. 804357
  27. 1021147343
  28. 1191016
  29. 991026973
  30. 1225043
  31. 958585256
  32. 1024192512
  33. 1295029
  34. 1045678375
  35. 1124864
  36. 753571
  37. 964430272
  38. 804357
  39. 967361669
  40. 1124864

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