bar graphs and pictographs

Front

What is a bar graph?

Back

A bar graph is a visual way to show information using bars of different heights or lengths to represent numbers.

Front

What is a pictograph?

Back

A pictograph is a graph that uses pictures or symbols to represent data.

Front

How do you read a bar graph?

Back

You look at the height of the bars to see how many items each category has.

Front

What does it mean if a bar is taller than another bar?

Back

It means that the category represented by the taller bar has more items than the shorter bar.

Front

How can you find out how many more items one category has than another using a bar graph?

Back

You subtract the height of the shorter bar from the height of the taller bar.

Front

What is the total number of items in a bar graph?

Back

The total number of items is the sum of all the heights of the bars.

Front

What does each picture in a pictograph represent?

Back

Each picture in a pictograph usually represents a certain number of items, like 1 or 5.

Front

How do you find the total in a pictograph?

Back

You count the pictures and multiply by the number each picture represents.

Front

What is the favorite color of the most children in a bar graph?

Back

It is the category with the tallest bar.

Front

If 9 children like red, how many more like purple if 14 like purple?

Back

5 more children like purple than red.