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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 359 · 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. 1.980³ =
  2. 2.103³ =
  3. 3.105³ =
  4. 4.94³ =
  5. 5.98³ =
  6. 6.983³ =
  7. 7.1005³ =
  8. 8.999³ =
  9. 9.102³ =
  10. 10.99³ =
  11. 11.97³ =
  12. 12.107³ =
  13. 13.997³ =
  14. 14.104³ =
  15. 15.98³ =
  16. 16.1011³ =
  17. 17.101³ =
  18. 18.95³ =
  19. 19.105³ =
  20. 20.1009³ =
  21. 21.108³ =
  22. 22.106³ =
  23. 23.992³ =
  24. 24.107³ =
  25. 25.105³ =
  26. 26.1010³ =
  27. 27.92³ =
  28. 28.104³ =
  29. 29.99³ =
  30. 30.982³ =
  31. 31.93³ =
  32. 32.109³ =
  33. 33.103³ =
  34. 34.99³ =
  35. 35.109³ =
  36. 36.992³ =
  37. 37.1010³ =
  38. 38.98³ =
  39. 39.102³ =
  40. 40.94³ =

Answer key

  1. 941192000
  2. 1092727
  3. 1157625
  4. 830584
  5. 941192
  6. 949862087
  7. 1015075125
  8. 997002999
  9. 1061208
  10. 970299
  11. 912673
  12. 1225043
  13. 991026973
  14. 1124864
  15. 941192
  16. 1033364331
  17. 1030301
  18. 857375
  19. 1157625
  20. 1027243729
  21. 1259712
  22. 1191016
  23. 976191488
  24. 1225043
  25. 1157625
  26. 1030301000
  27. 778688
  28. 1124864
  29. 970299
  30. 946966168
  31. 804357
  32. 1295029
  33. 1092727
  34. 970299
  35. 1295029
  36. 976191488
  37. 1030301000
  38. 941192
  39. 1061208
  40. 830584

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