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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 285 · 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. 1.95³ =
  2. 2.102³ =
  3. 3.98³ =
  4. 4.1020³ =
  5. 5.1007³ =
  6. 6.103³ =
  7. 7.107³ =
  8. 8.1020³ =
  9. 9.104³ =
  10. 10.994³ =
  11. 11.103³ =
  12. 12.982³ =
  13. 13.989³ =
  14. 14.101³ =
  15. 15.1020³ =
  16. 16.91³ =
  17. 17.108³ =
  18. 18.1009³ =
  19. 19.101³ =
  20. 20.999³ =
  21. 21.989³ =
  22. 22.98³ =
  23. 23.106³ =
  24. 24.102³ =
  25. 25.991³ =
  26. 26.92³ =
  27. 27.92³ =
  28. 28.989³ =
  29. 29.109³ =
  30. 30.103³ =
  31. 31.91³ =
  32. 32.1015³ =
  33. 33.1001³ =
  34. 34.1007³ =
  35. 35.988³ =
  36. 36.94³ =
  37. 37.93³ =
  38. 38.995³ =
  39. 39.997³ =
  40. 40.99³ =

Answer key

  1. 857375
  2. 1061208
  3. 941192
  4. 1061208000
  5. 1021147343
  6. 1092727
  7. 1225043
  8. 1061208000
  9. 1124864
  10. 982107784
  11. 1092727
  12. 946966168
  13. 967361669
  14. 1030301
  15. 1061208000
  16. 753571
  17. 1259712
  18. 1027243729
  19. 1030301
  20. 997002999
  21. 967361669
  22. 941192
  23. 1191016
  24. 1061208
  25. 973242271
  26. 778688
  27. 778688
  28. 967361669
  29. 1295029
  30. 1092727
  31. 753571
  32. 1045678375
  33. 1003003001
  34. 1021147343
  35. 964430272
  36. 830584
  37. 804357
  38. 985074875
  39. 991026973
  40. 970299

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