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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 493 · 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. 1.103³ =
  2. 2.92³ =
  3. 3.1010³ =
  4. 4.94³ =
  5. 5.984³ =
  6. 6.107³ =
  7. 7.1005³ =
  8. 8.99³ =
  9. 9.103³ =
  10. 10.999³ =
  11. 11.106³ =
  12. 12.1016³ =
  13. 13.1017³ =
  14. 14.996³ =
  15. 15.998³ =
  16. 16.982³ =
  17. 17.108³ =
  18. 18.991³ =
  19. 19.1019³ =
  20. 20.98³ =
  21. 21.983³ =
  22. 22.91³ =
  23. 23.1011³ =
  24. 24.98³ =
  25. 25.96³ =
  26. 26.95³ =
  27. 27.99³ =
  28. 28.1012³ =
  29. 29.94³ =
  30. 30.99³ =
  31. 31.1005³ =
  32. 32.1018³ =
  33. 33.105³ =
  34. 34.91³ =
  35. 35.105³ =
  36. 36.93³ =
  37. 37.107³ =
  38. 38.93³ =
  39. 39.95³ =
  40. 40.102³ =

Answer key

  1. 1092727
  2. 778688
  3. 1030301000
  4. 830584
  5. 952763904
  6. 1225043
  7. 1015075125
  8. 970299
  9. 1092727
  10. 997002999
  11. 1191016
  12. 1048772096
  13. 1051871913
  14. 988047936
  15. 994011992
  16. 946966168
  17. 1259712
  18. 973242271
  19. 1058089859
  20. 941192
  21. 949862087
  22. 753571
  23. 1033364331
  24. 941192
  25. 884736
  26. 857375
  27. 970299
  28. 1036433728
  29. 830584
  30. 970299
  31. 1015075125
  32. 1054977832
  33. 1157625
  34. 753571
  35. 1157625
  36. 804357
  37. 1225043
  38. 804357
  39. 857375
  40. 1061208

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