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Cubes Near 100 Worksheet

Vedic maths trick 27: Cubes near 100 and 1000 · Set 806 · 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. 2.106³ =
  3. 3.101³ =
  4. 4.97³ =
  5. 5.98³ =
  6. 6.101³ =
  7. 7.1007³ =
  8. 8.984³ =
  9. 9.99³ =
  10. 10.101³ =
  11. 11.95³ =
  12. 12.103³ =
  13. 13.996³ =
  14. 14.988³ =
  15. 15.104³ =
  16. 16.107³ =
  17. 17.1016³ =
  18. 18.1018³ =
  19. 19.92³ =
  20. 20.98³ =
  21. 21.102³ =
  22. 22.101³ =
  23. 23.991³ =
  24. 24.104³ =
  25. 25.993³ =
  26. 26.104³ =
  27. 27.995³ =
  28. 28.92³ =
  29. 29.98³ =
  30. 30.991³ =
  31. 31.99³ =
  32. 32.98³ =
  33. 33.105³ =
  34. 34.96³ =
  35. 35.1018³ =
  36. 36.1001³ =
  37. 37.1005³ =
  38. 38.1010³ =
  39. 39.93³ =
  40. 40.92³ =

Answer key

  1. 1092727
  2. 1191016
  3. 1030301
  4. 912673
  5. 941192
  6. 1030301
  7. 1021147343
  8. 952763904
  9. 970299
  10. 1030301
  11. 857375
  12. 1092727
  13. 988047936
  14. 964430272
  15. 1124864
  16. 1225043
  17. 1048772096
  18. 1054977832
  19. 778688
  20. 941192
  21. 1061208
  22. 1030301
  23. 973242271
  24. 1124864
  25. 979146657
  26. 1124864
  27. 985074875
  28. 778688
  29. 941192
  30. 973242271
  31. 970299
  32. 941192
  33. 1157625
  34. 884736
  35. 1054977832
  36. 1003003001
  37. 1015075125
  38. 1030301000
  39. 804357
  40. 778688

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