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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 457 · 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. 1.101³ =
  2. 2.108³ =
  3. 3.1001³ =
  4. 4.1018³ =
  5. 5.986³ =
  6. 6.95³ =
  7. 7.95³ =
  8. 8.1014³ =
  9. 9.103³ =
  10. 10.1001³ =
  11. 11.1016³ =
  12. 12.101³ =
  13. 13.108³ =
  14. 14.1012³ =
  15. 15.999³ =
  16. 16.981³ =
  17. 17.1005³ =
  18. 18.994³ =
  19. 19.1001³ =
  20. 20.106³ =
  21. 21.1010³ =
  22. 22.108³ =
  23. 23.104³ =
  24. 24.96³ =
  25. 25.95³ =
  26. 26.105³ =
  27. 27.92³ =
  28. 28.109³ =
  29. 29.980³ =
  30. 30.95³ =
  31. 31.91³ =
  32. 32.104³ =
  33. 33.992³ =
  34. 34.990³ =
  35. 35.999³ =
  36. 36.102³ =
  37. 37.999³ =
  38. 38.95³ =
  39. 39.996³ =
  40. 40.105³ =

Answer key

  1. 1030301
  2. 1259712
  3. 1003003001
  4. 1054977832
  5. 958585256
  6. 857375
  7. 857375
  8. 1042590744
  9. 1092727
  10. 1003003001
  11. 1048772096
  12. 1030301
  13. 1259712
  14. 1036433728
  15. 997002999
  16. 944076141
  17. 1015075125
  18. 982107784
  19. 1003003001
  20. 1191016
  21. 1030301000
  22. 1259712
  23. 1124864
  24. 884736
  25. 857375
  26. 1157625
  27. 778688
  28. 1295029
  29. 941192000
  30. 857375
  31. 753571
  32. 1124864
  33. 976191488
  34. 970299000
  35. 997002999
  36. 1061208
  37. 997002999
  38. 857375
  39. 988047936
  40. 1157625

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