Bar Graphs, Tally Chars, Pictographs for 2nd Grade

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 does a tally chart do?

Back

A tally chart is a way to count and record data using marks (tallies) to show how many times something happens.

Front

What is a pictograph?

Back

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

Front

How do you find the total number of votes in a bar graph?

Back

You add up all the numbers represented by the bars.

Front

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

Back

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

Front

How can you tell which subject is the most popular from a bar graph?

Back

Look for the tallest bar; it shows the subject with the most votes.

Front

What is the purpose of using tally marks?

Back

Tally marks help us count and keep track of numbers easily.

Front

How do you read a pictograph?

Back

Each picture or symbol represents a certain number of items, so you count the pictures to find the total.

Front

If a bar graph shows 10 votes for reading and 14 for math, which subject is more popular?

Back

Math is more popular because it has more votes.

Front

What do you do if two bars in a bar graph are the same height?

Back

It means that both categories have the same number of votes.