Ratios

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 express a ratio?

Back

A ratio can be expressed in three ways: using a colon (e.g., 3:2), as a fraction (e.g., 3/2), or in words (e.g., 3 to 2).

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 simplify to the same fraction.

Front

How do you simplify a ratio?

Back

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

Front

What is the ratio of 8 to 12 simplified?

Back

The simplified ratio of 8 to 12 is 2:3.

Front

If Ella has 5 balloons and Tyler has 7 balloons, what is the ratio of Ella's balloons to Tyler's balloons?

Back

The ratio of Ella's balloons to Tyler's balloons is 5:7.

Front

What is the ratio of squares to circles if there are 3 squares and 6 circles?

Back

The ratio of squares to circles is 3:6, which simplifies to 1:2.

Front

What is the first step in solving a ratio problem?

Back

The first step is to identify the quantities being compared and express them in ratio form.

Front

What does the term 'proportion' mean in relation to ratios?

Back

A proportion is an equation that states that two ratios are equal.

Front

How can you find an unknown in a ratio?

Back

You can find an unknown in a ratio by setting up a proportion and cross-multiplying to solve for the unknown.