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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 872 · 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. 1.105³ =
  2. 2.94³ =
  3. 3.96³ =
  4. 4.1011³ =
  5. 5.983³ =
  6. 6.104³ =
  7. 7.108³ =
  8. 8.105³ =
  9. 9.101³ =
  10. 10.982³ =
  11. 11.109³ =
  12. 12.108³ =
  13. 13.1017³ =
  14. 14.92³ =
  15. 15.1017³ =
  16. 16.92³ =
  17. 17.91³ =
  18. 18.107³ =
  19. 19.102³ =
  20. 20.983³ =
  21. 21.993³ =
  22. 22.1008³ =
  23. 23.1010³ =
  24. 24.1006³ =
  25. 25.996³ =
  26. 26.993³ =
  27. 27.107³ =
  28. 28.104³ =
  29. 29.99³ =
  30. 30.92³ =
  31. 31.1017³ =
  32. 32.106³ =
  33. 33.1004³ =
  34. 34.105³ =
  35. 35.92³ =
  36. 36.1010³ =
  37. 37.92³ =
  38. 38.997³ =
  39. 39.109³ =
  40. 40.106³ =

Answer key

  1. 1157625
  2. 830584
  3. 884736
  4. 1033364331
  5. 949862087
  6. 1124864
  7. 1259712
  8. 1157625
  9. 1030301
  10. 946966168
  11. 1295029
  12. 1259712
  13. 1051871913
  14. 778688
  15. 1051871913
  16. 778688
  17. 753571
  18. 1225043
  19. 1061208
  20. 949862087
  21. 979146657
  22. 1024192512
  23. 1030301000
  24. 1018108216
  25. 988047936
  26. 979146657
  27. 1225043
  28. 1124864
  29. 970299
  30. 778688
  31. 1051871913
  32. 1191016
  33. 1012048064
  34. 1157625
  35. 778688
  36. 1030301000
  37. 778688
  38. 991026973
  39. 1295029
  40. 1191016

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