Ratios & Ratio Tables

Front

What is a ratio?

Back

A ratio is a relationship between two numbers indicating how many times the first number contains the second.

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common divisor (GCD).

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between numbers, meaning they can be simplified to the same form.

Front

What is the ratio of 3 squares to 9 triangles expressed in simplest form?

Back

1 : 3

Front

If Charles has 7 baseball cards and Tracy has 10, what is the ratio of Charles's cards to the total number of cards?

Back

The ratio is 7 : 17.

Front

What is a ratio table?

Back

A ratio table is a table that displays pairs of numbers that form equivalent ratios.

Front

How can you find an unknown value in a ratio table?

Back

You can find an unknown value by using equivalent ratios to set up a proportion and solve for the unknown.

Front

What is the ratio of blue triangles to red squares if there are 4 blue triangles and 3 red squares?

Back

The ratio is 4 : 3.

Front

What is the first step in solving a ratio problem?

Back

Identify the quantities involved and express them as a ratio.

Front

How do you express a ratio in fraction form?

Back

A ratio can be expressed in fraction form by writing the first quantity as the numerator and the second quantity as the denominator.