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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 745 · 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. 2.99³ =
  3. 3.107³ =
  4. 4.993³ =
  5. 5.98³ =
  6. 6.102³ =
  7. 7.91³ =
  8. 8.96³ =
  9. 9.1001³ =
  10. 10.1018³ =
  11. 11.93³ =
  12. 12.97³ =
  13. 13.989³ =
  14. 14.107³ =
  15. 15.101³ =
  16. 16.102³ =
  17. 17.1008³ =
  18. 18.94³ =
  19. 19.107³ =
  20. 20.1002³ =
  21. 21.105³ =
  22. 22.989³ =
  23. 23.109³ =
  24. 24.108³ =
  25. 25.1007³ =
  26. 26.994³ =
  27. 27.107³ =
  28. 28.1003³ =
  29. 29.1007³ =
  30. 30.102³ =
  31. 31.988³ =
  32. 32.92³ =
  33. 33.97³ =
  34. 34.104³ =
  35. 35.984³ =
  36. 36.990³ =
  37. 37.1010³ =
  38. 38.990³ =
  39. 39.96³ =
  40. 40.996³ =

Answer key

  1. 1225043
  2. 970299
  3. 1225043
  4. 979146657
  5. 941192
  6. 1061208
  7. 753571
  8. 884736
  9. 1003003001
  10. 1054977832
  11. 804357
  12. 912673
  13. 967361669
  14. 1225043
  15. 1030301
  16. 1061208
  17. 1024192512
  18. 830584
  19. 1225043
  20. 1006012008
  21. 1157625
  22. 967361669
  23. 1295029
  24. 1259712
  25. 1021147343
  26. 982107784
  27. 1225043
  28. 1009027027
  29. 1021147343
  30. 1061208
  31. 964430272
  32. 778688
  33. 912673
  34. 1124864
  35. 952763904
  36. 970299000
  37. 1030301000
  38. 970299000
  39. 884736
  40. 988047936

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