Each region is equal in area. One of the four regions is shaded.

Each region is not equal in area (don't need to be for "part of a group/set" meaning of fraction). Two out of seven regions are shaded.

Each region is equal in area. Three of the sixteen regions are shaded.

The fraction indicated is between 2 and 3 (a segment of the number line that is partitioned into 8 sections).