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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 296 · 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. 2.103³ =
  3. 3.103³ =
  4. 4.102³ =
  5. 5.106³ =
  6. 6.91³ =
  7. 7.107³ =
  8. 8.103³ =
  9. 9.109³ =
  10. 10.985³ =
  11. 11.103³ =
  12. 12.109³ =
  13. 13.102³ =
  14. 14.988³ =
  15. 15.98³ =
  16. 16.93³ =
  17. 17.99³ =
  18. 18.984³ =
  19. 19.93³ =
  20. 20.98³ =
  21. 21.107³ =
  22. 22.103³ =
  23. 23.94³ =
  24. 24.93³ =
  25. 25.107³ =
  26. 26.93³ =
  27. 27.105³ =
  28. 28.106³ =
  29. 29.1001³ =
  30. 30.999³ =
  31. 31.989³ =
  32. 32.1004³ =
  33. 33.99³ =
  34. 34.1001³ =
  35. 35.995³ =
  36. 36.101³ =
  37. 37.91³ =
  38. 38.1007³ =
  39. 39.1004³ =
  40. 40.94³ =

Answer key

  1. 1061208
  2. 1092727
  3. 1092727
  4. 1061208
  5. 1191016
  6. 753571
  7. 1225043
  8. 1092727
  9. 1295029
  10. 955671625
  11. 1092727
  12. 1295029
  13. 1061208
  14. 964430272
  15. 941192
  16. 804357
  17. 970299
  18. 952763904
  19. 804357
  20. 941192
  21. 1225043
  22. 1092727
  23. 830584
  24. 804357
  25. 1225043
  26. 804357
  27. 1157625
  28. 1191016
  29. 1003003001
  30. 997002999
  31. 967361669
  32. 1012048064
  33. 970299
  34. 1003003001
  35. 985074875
  36. 1030301
  37. 753571
  38. 1021147343
  39. 1012048064
  40. 830584

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