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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 524 · 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. 1.107³ =
  2. 2.95³ =
  3. 3.986³ =
  4. 4.95³ =
  5. 5.109³ =
  6. 6.1006³ =
  7. 7.109³ =
  8. 8.103³ =
  9. 9.1003³ =
  10. 10.980³ =
  11. 11.982³ =
  12. 12.1001³ =
  13. 13.92³ =
  14. 14.984³ =
  15. 15.998³ =
  16. 16.101³ =
  17. 17.1011³ =
  18. 18.91³ =
  19. 19.985³ =
  20. 20.995³ =
  21. 21.95³ =
  22. 22.995³ =
  23. 23.1012³ =
  24. 24.93³ =
  25. 25.109³ =
  26. 26.108³ =
  27. 27.1007³ =
  28. 28.986³ =
  29. 29.93³ =
  30. 30.1006³ =
  31. 31.109³ =
  32. 32.96³ =
  33. 33.981³ =
  34. 34.105³ =
  35. 35.994³ =
  36. 36.995³ =
  37. 37.1006³ =
  38. 38.109³ =
  39. 39.1014³ =
  40. 40.103³ =

Answer key

  1. 1225043
  2. 857375
  3. 958585256
  4. 857375
  5. 1295029
  6. 1018108216
  7. 1295029
  8. 1092727
  9. 1009027027
  10. 941192000
  11. 946966168
  12. 1003003001
  13. 778688
  14. 952763904
  15. 994011992
  16. 1030301
  17. 1033364331
  18. 753571
  19. 955671625
  20. 985074875
  21. 857375
  22. 985074875
  23. 1036433728
  24. 804357
  25. 1295029
  26. 1259712
  27. 1021147343
  28. 958585256
  29. 804357
  30. 1018108216
  31. 1295029
  32. 884736
  33. 944076141
  34. 1157625
  35. 982107784
  36. 985074875
  37. 1018108216
  38. 1295029
  39. 1042590744
  40. 1092727

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