28 into 3: min fragment 13/9   [v1-66-g4e22cc3]
  Cut up 28 sticks of length 3 like this:
    28 x (14/9 + 13/9)
  Reassemble as 3 sticks of length 28 like this:
    1 x (14/9 + 14/9 + 14/9 + 14/9 + 14/9 + 14/9 + 14/9 + 14/9 + 14/9 + 14/9 + 14/9 + 14/9 + 14/9 + 14/9 + 14/9 + 14/9 + 14/9 + 14/9)
    2 x (14/9 + 14/9 + 14/9 + 14/9 + 14/9 + 13/9 + 13/9 + 13/9 + 13/9 + 13/9 + 13/9 + 13/9 + 13/9 + 13/9 + 13/9 + 13/9 + 13/9 + 13/9 + 13/9)