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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 602 · 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. 1.984³ =
  2. 2.993³ =
  3. 3.99³ =
  4. 4.1017³ =
  5. 5.105³ =
  6. 6.101³ =
  7. 7.97³ =
  8. 8.96³ =
  9. 9.92³ =
  10. 10.994³ =
  11. 11.99³ =
  12. 12.103³ =
  13. 13.101³ =
  14. 14.95³ =
  15. 15.104³ =
  16. 16.102³ =
  17. 17.989³ =
  18. 18.102³ =
  19. 19.102³ =
  20. 20.102³ =
  21. 21.99³ =
  22. 22.1011³ =
  23. 23.92³ =
  24. 24.99³ =
  25. 25.102³ =
  26. 26.986³ =
  27. 27.104³ =
  28. 28.95³ =
  29. 29.101³ =
  30. 30.1014³ =
  31. 31.999³ =
  32. 32.99³ =
  33. 33.990³ =
  34. 34.987³ =
  35. 35.104³ =
  36. 36.986³ =
  37. 37.1006³ =
  38. 38.108³ =
  39. 39.109³ =
  40. 40.997³ =

Answer key

  1. 952763904
  2. 979146657
  3. 970299
  4. 1051871913
  5. 1157625
  6. 1030301
  7. 912673
  8. 884736
  9. 778688
  10. 982107784
  11. 970299
  12. 1092727
  13. 1030301
  14. 857375
  15. 1124864
  16. 1061208
  17. 967361669
  18. 1061208
  19. 1061208
  20. 1061208
  21. 970299
  22. 1033364331
  23. 778688
  24. 970299
  25. 1061208
  26. 958585256
  27. 1124864
  28. 857375
  29. 1030301
  30. 1042590744
  31. 997002999
  32. 970299
  33. 970299000
  34. 961504803
  35. 1124864
  36. 958585256
  37. 1018108216
  38. 1259712
  39. 1295029
  40. 991026973

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