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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 586 · 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. 3.91³ =
  4. 4.106³ =
  5. 5.93³ =
  6. 6.99³ =
  7. 7.108³ =
  8. 8.104³ =
  9. 9.103³ =
  10. 10.95³ =
  11. 11.107³ =
  12. 12.91³ =
  13. 13.984³ =
  14. 14.108³ =
  15. 15.993³ =
  16. 16.95³ =
  17. 17.102³ =
  18. 18.107³ =
  19. 19.106³ =
  20. 20.104³ =
  21. 21.1006³ =
  22. 22.92³ =
  23. 23.989³ =
  24. 24.93³ =
  25. 25.1016³ =
  26. 26.997³ =
  27. 27.108³ =
  28. 28.984³ =
  29. 29.103³ =
  30. 30.1004³ =
  31. 31.997³ =
  32. 32.107³ =
  33. 33.998³ =
  34. 34.96³ =
  35. 35.1020³ =
  36. 36.93³ =
  37. 37.108³ =
  38. 38.91³ =
  39. 39.93³ =
  40. 40.105³ =

Answer key

  1. 941192
  2. 941192
  3. 753571
  4. 1191016
  5. 804357
  6. 970299
  7. 1259712
  8. 1124864
  9. 1092727
  10. 857375
  11. 1225043
  12. 753571
  13. 952763904
  14. 1259712
  15. 979146657
  16. 857375
  17. 1061208
  18. 1225043
  19. 1191016
  20. 1124864
  21. 1018108216
  22. 778688
  23. 967361669
  24. 804357
  25. 1048772096
  26. 991026973
  27. 1259712
  28. 952763904
  29. 1092727
  30. 1012048064
  31. 991026973
  32. 1225043
  33. 994011992
  34. 884736
  35. 1061208000
  36. 804357
  37. 1259712
  38. 753571
  39. 804357
  40. 1157625

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