The smallest slice shows that the fewest children come by car. If the walking slice is half of the pie chart, it means 50% of children walk. If the bus slice is a quarter of the pie, it means 25% ...

Note that the hole in the center of the pie should measure about 60 percent of the circle’s diameter. An alternate way to display similar information is with a dot chart. A 10-by-10 grid of dots can ...