Start with 1 Fish that weighs 99 lbs
7E09BE=E7 + 7E09BF=03
7E16BC=E7 + 7E16BD=03
7E16D4=E7 + 7E16D5=03

Have 100 Lbs at weigh in (no fish needed)
7E1D96=E8 + 7E1D97=03