Pie Charts/Circle Graphs

Front

What is a pie chart?

Back

A pie chart is a circular graph that represents data in slices, where each slice shows the proportion of each category relative to the whole.

Front

What does a percentage represent?

Back

A percentage represents a part out of 100. It is a way to express a number as a fraction of 100.

Front

How do you convert a fraction to a percentage?

Back

To convert a fraction to a percentage, divide the top number (numerator) by the bottom number (denominator) and then multiply by 100.

Front

What is the total percentage in a pie chart?

Back

The total percentage in a pie chart always adds up to 100%.

Front

How can you find the percentage of a category in a pie chart?

Back

To find the percentage of a category, divide the value of that category by the total value and multiply by 100.

Front

What is the purpose of using pie charts?

Back

Pie charts are used to visually represent the proportions of different categories in a dataset, making it easier to compare parts to a whole.

Front

What is a circle graph?

Back

A circle graph is another name for a pie chart, used to display data in a circular format.

Front

How do you read a pie chart?

Back

To read a pie chart, look at the size of each slice to understand the proportion of each category compared to the whole.

Front

What is the relationship between pie charts and bar graphs?

Back

Both pie charts and bar graphs are used to represent data visually, but pie charts show parts of a whole while bar graphs show quantities of different categories.

Front

What is a key in a pie chart?

Back

A key in a pie chart explains what each slice represents, often using colors or patterns to differentiate categories.