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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 805 · 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. 2.1015³ =
  3. 3.997³ =
  4. 4.1001³ =
  5. 5.101³ =
  6. 6.109³ =
  7. 7.101³ =
  8. 8.1016³ =
  9. 9.994³ =
  10. 10.102³ =
  11. 11.981³ =
  12. 12.106³ =
  13. 13.99³ =
  14. 14.97³ =
  15. 15.93³ =
  16. 16.1017³ =
  17. 17.981³ =
  18. 18.108³ =
  19. 19.99³ =
  20. 20.106³ =
  21. 21.1010³ =
  22. 22.106³ =
  23. 23.108³ =
  24. 24.103³ =
  25. 25.102³ =
  26. 26.989³ =
  27. 27.993³ =
  28. 28.997³ =
  29. 29.99³ =
  30. 30.1017³ =
  31. 31.98³ =
  32. 32.98³ =
  33. 33.98³ =
  34. 34.91³ =
  35. 35.987³ =
  36. 36.108³ =
  37. 37.94³ =
  38. 38.92³ =
  39. 39.1017³ =
  40. 40.996³ =

Answer key

  1. 941192
  2. 1045678375
  3. 991026973
  4. 1003003001
  5. 1030301
  6. 1295029
  7. 1030301
  8. 1048772096
  9. 982107784
  10. 1061208
  11. 944076141
  12. 1191016
  13. 970299
  14. 912673
  15. 804357
  16. 1051871913
  17. 944076141
  18. 1259712
  19. 970299
  20. 1191016
  21. 1030301000
  22. 1191016
  23. 1259712
  24. 1092727
  25. 1061208
  26. 967361669
  27. 979146657
  28. 991026973
  29. 970299
  30. 1051871913
  31. 941192
  32. 941192
  33. 941192
  34. 753571
  35. 961504803
  36. 1259712
  37. 830584
  38. 778688
  39. 1051871913
  40. 988047936

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