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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 92 · 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. 1.995³ =
  2. 2.98³ =
  3. 3.96³ =
  4. 4.108³ =
  5. 5.101³ =
  6. 6.95³ =
  7. 7.99³ =
  8. 8.999³ =
  9. 9.102³ =
  10. 10.997³ =
  11. 11.1018³ =
  12. 12.107³ =
  13. 13.96³ =
  14. 14.104³ =
  15. 15.109³ =
  16. 16.996³ =
  17. 17.1010³ =
  18. 18.984³ =
  19. 19.1005³ =
  20. 20.94³ =
  21. 21.96³ =
  22. 22.998³ =
  23. 23.983³ =
  24. 24.107³ =
  25. 25.1009³ =
  26. 26.1013³ =
  27. 27.985³ =
  28. 28.1014³ =
  29. 29.999³ =
  30. 30.103³ =
  31. 31.102³ =
  32. 32.94³ =
  33. 33.1010³ =
  34. 34.91³ =
  35. 35.989³ =
  36. 36.1020³ =
  37. 37.1019³ =
  38. 38.91³ =
  39. 39.94³ =
  40. 40.985³ =

Answer key

  1. 985074875
  2. 941192
  3. 884736
  4. 1259712
  5. 1030301
  6. 857375
  7. 970299
  8. 997002999
  9. 1061208
  10. 991026973
  11. 1054977832
  12. 1225043
  13. 884736
  14. 1124864
  15. 1295029
  16. 988047936
  17. 1030301000
  18. 952763904
  19. 1015075125
  20. 830584
  21. 884736
  22. 994011992
  23. 949862087
  24. 1225043
  25. 1027243729
  26. 1039509197
  27. 955671625
  28. 1042590744
  29. 997002999
  30. 1092727
  31. 1061208
  32. 830584
  33. 1030301000
  34. 753571
  35. 967361669
  36. 1061208000
  37. 1058089859
  38. 753571
  39. 830584
  40. 955671625

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