Pie Charts Flashcard

Front

What is a pie chart?

Back

A pie chart is a circular statistical graphic that is divided into slices to illustrate numerical proportions.

Front

How do you calculate the percentage of a part in a pie chart?

Back

To calculate the percentage, divide the part by the total and multiply by 100.

Front

What does each slice of a pie chart represent?

Back

Each slice represents a category's proportion to the whole.

Front

If 12 out of 30 students chose hot dogs as their favorite food, what is the percentage?

Back

40%.

Front

What is the formula to find the fraction of a part in a pie chart?

Back

Fraction = Part / Whole.

Front

How can you compare two pie charts?

Back

You can compare the sizes of the slices to see which category is larger in each chart.

Front

What does a 25% slice in a pie chart indicate?

Back

It indicates that the category represents one-fourth of the total.

Front

If a pie chart shows 32 beads and 8 are green, what percentage of the beads are green?

Back

25%.

Front

What is the total angle in a pie chart?

Back

The total angle in a pie chart is 360 degrees.

Front

How do you convert a fraction to a percentage?

Back

Multiply the fraction by 100.