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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 895 · 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. 1.94³ =
  2. 2.981³ =
  3. 3.108³ =
  4. 4.108³ =
  5. 5.103³ =
  6. 6.96³ =
  7. 7.1007³ =
  8. 8.1007³ =
  9. 9.102³ =
  10. 10.993³ =
  11. 11.108³ =
  12. 12.101³ =
  13. 13.1011³ =
  14. 14.1008³ =
  15. 15.92³ =
  16. 16.107³ =
  17. 17.1020³ =
  18. 18.1017³ =
  19. 19.102³ =
  20. 20.104³ =
  21. 21.102³ =
  22. 22.97³ =
  23. 23.107³ =
  24. 24.98³ =
  25. 25.94³ =
  26. 26.983³ =
  27. 27.1008³ =
  28. 28.1012³ =
  29. 29.91³ =
  30. 30.103³ =
  31. 31.98³ =
  32. 32.106³ =
  33. 33.107³ =
  34. 34.107³ =
  35. 35.1006³ =
  36. 36.985³ =
  37. 37.1016³ =
  38. 38.108³ =
  39. 39.104³ =
  40. 40.102³ =

Answer key

  1. 830584
  2. 944076141
  3. 1259712
  4. 1259712
  5. 1092727
  6. 884736
  7. 1021147343
  8. 1021147343
  9. 1061208
  10. 979146657
  11. 1259712
  12. 1030301
  13. 1033364331
  14. 1024192512
  15. 778688
  16. 1225043
  17. 1061208000
  18. 1051871913
  19. 1061208
  20. 1124864
  21. 1061208
  22. 912673
  23. 1225043
  24. 941192
  25. 830584
  26. 949862087
  27. 1024192512
  28. 1036433728
  29. 753571
  30. 1092727
  31. 941192
  32. 1191016
  33. 1225043
  34. 1225043
  35. 1018108216
  36. 955671625
  37. 1048772096
  38. 1259712
  39. 1124864
  40. 1061208

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