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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 977 · 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. 1.103³ =
  2. 2.95³ =
  3. 3.106³ =
  4. 4.102³ =
  5. 5.102³ =
  6. 6.1005³ =
  7. 7.91³ =
  8. 8.1014³ =
  9. 9.1009³ =
  10. 10.1006³ =
  11. 11.91³ =
  12. 12.1012³ =
  13. 13.109³ =
  14. 14.105³ =
  15. 15.92³ =
  16. 16.106³ =
  17. 17.106³ =
  18. 18.1020³ =
  19. 19.1002³ =
  20. 20.109³ =
  21. 21.108³ =
  22. 22.993³ =
  23. 23.95³ =
  24. 24.1017³ =
  25. 25.99³ =
  26. 26.95³ =
  27. 27.108³ =
  28. 28.103³ =
  29. 29.96³ =
  30. 30.101³ =
  31. 31.102³ =
  32. 32.1001³ =
  33. 33.104³ =
  34. 34.106³ =
  35. 35.103³ =
  36. 36.999³ =
  37. 37.104³ =
  38. 38.99³ =
  39. 39.91³ =
  40. 40.1019³ =

Answer key

  1. 1092727
  2. 857375
  3. 1191016
  4. 1061208
  5. 1061208
  6. 1015075125
  7. 753571
  8. 1042590744
  9. 1027243729
  10. 1018108216
  11. 753571
  12. 1036433728
  13. 1295029
  14. 1157625
  15. 778688
  16. 1191016
  17. 1191016
  18. 1061208000
  19. 1006012008
  20. 1295029
  21. 1259712
  22. 979146657
  23. 857375
  24. 1051871913
  25. 970299
  26. 857375
  27. 1259712
  28. 1092727
  29. 884736
  30. 1030301
  31. 1061208
  32. 1003003001
  33. 1124864
  34. 1191016
  35. 1092727
  36. 997002999
  37. 1124864
  38. 970299
  39. 753571
  40. 1058089859

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