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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 747 · 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. 1.94³ =
  2. 2.1011³ =
  3. 3.93³ =
  4. 4.1015³ =
  5. 5.95³ =
  6. 6.1014³ =
  7. 7.96³ =
  8. 8.92³ =
  9. 9.1007³ =
  10. 10.1018³ =
  11. 11.98³ =
  12. 12.993³ =
  13. 13.108³ =
  14. 14.109³ =
  15. 15.1015³ =
  16. 16.1019³ =
  17. 17.94³ =
  18. 18.104³ =
  19. 19.93³ =
  20. 20.102³ =
  21. 21.91³ =
  22. 22.102³ =
  23. 23.98³ =
  24. 24.1012³ =
  25. 25.980³ =
  26. 26.1015³ =
  27. 27.96³ =
  28. 28.97³ =
  29. 29.97³ =
  30. 30.105³ =
  31. 31.106³ =
  32. 32.984³ =
  33. 33.989³ =
  34. 34.91³ =
  35. 35.96³ =
  36. 36.990³ =
  37. 37.1020³ =
  38. 38.992³ =
  39. 39.995³ =
  40. 40.99³ =

Answer key

  1. 830584
  2. 1033364331
  3. 804357
  4. 1045678375
  5. 857375
  6. 1042590744
  7. 884736
  8. 778688
  9. 1021147343
  10. 1054977832
  11. 941192
  12. 979146657
  13. 1259712
  14. 1295029
  15. 1045678375
  16. 1058089859
  17. 830584
  18. 1124864
  19. 804357
  20. 1061208
  21. 753571
  22. 1061208
  23. 941192
  24. 1036433728
  25. 941192000
  26. 1045678375
  27. 884736
  28. 912673
  29. 912673
  30. 1157625
  31. 1191016
  32. 952763904
  33. 967361669
  34. 753571
  35. 884736
  36. 970299000
  37. 1061208000
  38. 976191488
  39. 985074875
  40. 970299

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