I need help! (the options are below) Plzz I don't understand :( :( Estimate the difference. 9 1/2- 1 6/7

8

7

7 1/2

8 1/2

In the diagram, points d and e are marked by drawing arcs of equal size centered at b such that the arcs intersect ba and bc. then, intersecting arcs of equal size are drawn centered at points d and e. point p is located at the intersection of these arcs. based on this construction, m , and m