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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 277 · 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. 2.91³ =
  3. 3.103³ =
  4. 4.95³ =
  5. 5.108³ =
  6. 6.104³ =
  7. 7.97³ =
  8. 8.988³ =
  9. 9.988³ =
  10. 10.92³ =
  11. 11.983³ =
  12. 12.999³ =
  13. 13.98³ =
  14. 14.94³ =
  15. 15.97³ =
  16. 16.99³ =
  17. 17.98³ =
  18. 18.99³ =
  19. 19.98³ =
  20. 20.92³ =
  21. 21.1015³ =
  22. 22.985³ =
  23. 23.1018³ =
  24. 24.109³ =
  25. 25.1012³ =
  26. 26.1017³ =
  27. 27.107³ =
  28. 28.103³ =
  29. 29.997³ =
  30. 30.104³ =
  31. 31.984³ =
  32. 32.990³ =
  33. 33.107³ =
  34. 34.1002³ =
  35. 35.1020³ =
  36. 36.91³ =
  37. 37.98³ =
  38. 38.91³ =
  39. 39.994³ =
  40. 40.1015³ =

Answer key

  1. 941192
  2. 753571
  3. 1092727
  4. 857375
  5. 1259712
  6. 1124864
  7. 912673
  8. 964430272
  9. 964430272
  10. 778688
  11. 949862087
  12. 997002999
  13. 941192
  14. 830584
  15. 912673
  16. 970299
  17. 941192
  18. 970299
  19. 941192
  20. 778688
  21. 1045678375
  22. 955671625
  23. 1054977832
  24. 1295029
  25. 1036433728
  26. 1051871913
  27. 1225043
  28. 1092727
  29. 991026973
  30. 1124864
  31. 952763904
  32. 970299000
  33. 1225043
  34. 1006012008
  35. 1061208000
  36. 753571
  37. 941192
  38. 753571
  39. 982107784
  40. 1045678375

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