28 into 25 best min fragment found: 25/3
  Cut up 28 sticks of length 25 like this:
    2 x (37/3 + 38/3)
    2 x (12 + 13)
    2 x (35/3 + 40/3)
    2 x (34/3 + 41/3)
    2 x (11 + 14)
    2 x (32/3 + 43/3)
    2 x (31/3 + 44/3)
    2 x (10 + 15)
    2 x (29/3 + 46/3)
    2 x (28/3 + 47/3)
    2 x (9 + 16)
    2 x (26/3 + 49/3)
    4 x (25/3 + 25/3 + 25/3)
  Reassemble as 25 sticks of length 28 like this:
    1 x (14 + 14)
    2 x (41/3 + 43/3)
    2 x (40/3 + 44/3)
    2 x (13 + 15)
    2 x (38/3 + 46/3)
    2 x (37/3 + 47/3)
    2 x (12 + 16)
    2 x (35/3 + 49/3)
    2 x (25/3 + 29/3 + 10)
    2 x (25/3 + 28/3 + 31/3)
    2 x (25/3 + 9 + 32/3)
    2 x (25/3 + 26/3 + 11)
    2 x (25/3 + 25/3 + 34/3)