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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 7 · 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. 1.98³ =
  2. 2.98³ =
  3. 3.102³ =
  4. 4.105³ =
  5. 5.98³ =
  6. 6.996³ =
  7. 7.994³ =
  8. 8.102³ =
  9. 9.109³ =
  10. 10.997³ =
  11. 11.1005³ =
  12. 12.96³ =
  13. 13.997³ =
  14. 14.93³ =
  15. 15.103³ =
  16. 16.986³ =
  17. 17.1009³ =
  18. 18.91³ =
  19. 19.96³ =
  20. 20.95³ =
  21. 21.1002³ =
  22. 22.98³ =
  23. 23.1012³ =
  24. 24.1011³ =
  25. 25.93³ =
  26. 26.92³ =
  27. 27.105³ =
  28. 28.92³ =
  29. 29.94³ =
  30. 30.94³ =
  31. 31.103³ =
  32. 32.101³ =
  33. 33.104³ =
  34. 34.106³ =
  35. 35.1009³ =
  36. 36.982³ =
  37. 37.104³ =
  38. 38.103³ =
  39. 39.92³ =
  40. 40.102³ =

Answer key

  1. 941192
  2. 941192
  3. 1061208
  4. 1157625
  5. 941192
  6. 988047936
  7. 982107784
  8. 1061208
  9. 1295029
  10. 991026973
  11. 1015075125
  12. 884736
  13. 991026973
  14. 804357
  15. 1092727
  16. 958585256
  17. 1027243729
  18. 753571
  19. 884736
  20. 857375
  21. 1006012008
  22. 941192
  23. 1036433728
  24. 1033364331
  25. 804357
  26. 778688
  27. 1157625
  28. 778688
  29. 830584
  30. 830584
  31. 1092727
  32. 1030301
  33. 1124864
  34. 1191016
  35. 1027243729
  36. 946966168
  37. 1124864
  38. 1092727
  39. 778688
  40. 1061208

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