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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 769 · 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. 1.984³ =
  2. 2.101³ =
  3. 3.101³ =
  4. 4.96³ =
  5. 5.1001³ =
  6. 6.106³ =
  7. 7.96³ =
  8. 8.1007³ =
  9. 9.92³ =
  10. 10.102³ =
  11. 11.98³ =
  12. 12.982³ =
  13. 13.101³ =
  14. 14.992³ =
  15. 15.1013³ =
  16. 16.109³ =
  17. 17.107³ =
  18. 18.91³ =
  19. 19.101³ =
  20. 20.94³ =
  21. 21.97³ =
  22. 22.107³ =
  23. 23.999³ =
  24. 24.99³ =
  25. 25.1010³ =
  26. 26.1011³ =
  27. 27.1003³ =
  28. 28.989³ =
  29. 29.94³ =
  30. 30.995³ =
  31. 31.1002³ =
  32. 32.101³ =
  33. 33.106³ =
  34. 34.107³ =
  35. 35.94³ =
  36. 36.997³ =
  37. 37.1008³ =
  38. 38.91³ =
  39. 39.93³ =
  40. 40.998³ =

Answer key

  1. 952763904
  2. 1030301
  3. 1030301
  4. 884736
  5. 1003003001
  6. 1191016
  7. 884736
  8. 1021147343
  9. 778688
  10. 1061208
  11. 941192
  12. 946966168
  13. 1030301
  14. 976191488
  15. 1039509197
  16. 1295029
  17. 1225043
  18. 753571
  19. 1030301
  20. 830584
  21. 912673
  22. 1225043
  23. 997002999
  24. 970299
  25. 1030301000
  26. 1033364331
  27. 1009027027
  28. 967361669
  29. 830584
  30. 985074875
  31. 1006012008
  32. 1030301
  33. 1191016
  34. 1225043
  35. 830584
  36. 991026973
  37. 1024192512
  38. 753571
  39. 804357
  40. 994011992

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