I fold here pretty much all the time.
Villain opening 22+, A2+, K8s+, QJ+, Q9s+, JTs (30%) and calling 10%:
Push equity 28.25
Fold equity 29.71
Difference 1.46
Button should open over 50% to make this +ev.
Note: when calling only 5% button should open 35%+ to push here
Button calling 5%:
[b]Button calling 10%:[b]