The two displayed shares use the same exact total.

highlighted = computed this step

Nonconformance share

The nonconformance share is 2/3.

40/60=2/340 / 60 = 2/3
Cost sharesThe table exposes nonconformance share and external failure share.cost sharessharenonconformance2/3external failure5/12

External failure share

The external failure share is 5/12.

25/60=5/1225 / 60 = 5/12
Cost sharesThe table exposes nonconformance share and external failure share.cost sharessharenonconformance2/3external failure5/12