Jack Five Offsuit vs Ten Eight Offsuit

At the flop:
Winning 69.53% of the time
Tied 0% of the time
Losing 30.47% of the time

At the Turn:
Winning 61.92% of the time
Tied 0% of the time
Losing 38.08% of the time

At the River:
Winning 55.23% of the time(11.13% with trips or better)
Tied 1.22% of the time
Losing 43.55% of the time(2.01% with trips or better)