How to Interpret Pie Graphs? (+FREE Worksheet!)
Pie graphs represent data in a circle. Here, you can learn how to read or use pie graphs or circle charts.
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Step-by-step guide to solving Pie Graph problems
- A Pie Chart is a circle chart divided into sectors, each sector represents the relative size of each value.
- To solve problems related to pie graphs, first, categorize your Data, find the Total, and find the value for each category or sector.
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Pie Graph – Example 1:
A library has \(670\) books that include Mathematics, Physics, Chemistry, English, and History. Use the following graph to answer the question. What is the number of Mathematics books?
Solution:
Number of total books \(=670 \)
Percent of Mathematics books \(=30\%=0.30\)
Then: \(0.30×670=201\)
Pie Graph – Example 2:
A library has \(840\) books that include Mathematics, Physics, Chemistry, English, and History. Use the following graph to answer the question. What is the number of Mathematics books?
Solution:
Number of total books \(=840 \)
Percent of Mathematics books \(=30\%=0.30\)
Then: \(0.30×840=252\)
Exercises for Solving Pie Graph
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Answer the following questions based on the Pie graph.
Jason spent \($2,500\) last month.
- How much did Jason spend on his car last month?
- How much did Jason spend on food last month?
- How much did Jason spend on his rent last month?
- What fraction is Jason’s expenses for his bills and car out of his total expenses last month?
Download the Pie Graph Worksheet
- \(\color{blue}{$550}\)
- \(\color{blue}{$250}\)
- \(\color{blue}{$700}\)
- \(\color{blue}{\frac{17}{50}}\)
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