Ratios and Ratio Tables

Front

What is a ratio?

Back

A ratio is a comparison of two quantities that shows the relative size of one quantity to another, often expressed as 'a to b' or a:b.

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common factor (GCF).

Front

What does it mean if two ratios are equivalent?

Back

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

Front

If Mrs. Shelly paid $3 for 6 muffins and Mrs. Kloske paid $9 for 18 muffins, are these ratios equivalent?

Back

Yes, both ratios simplify to 1 muffin for $0.50.

Front

What is a ratio table?

Back

A ratio table is a tool used to organize pairs of numbers that form equivalent ratios.

Front

How do you find a missing value in a ratio table?

Back

To find a missing value, use equivalent ratios to set up a proportion and solve for the unknown.

Front

What is the ratio of coaches to players if there are 3 coaches and 10 players?

Back

The ratio of coaches to players is 3:10.

Front

If Kelly has 10 apps on her iPad, 5 are school apps and 3 are games, what is the ratio of school apps to game apps?

Back

The ratio of school apps to game apps is 5:3.

Front

What is the ratio of red apples to green apples if there are 4 red apples and 3 green apples?

Back

The ratio of red apples to green apples is 4:3.

Front

How can ratios be expressed?

Back

Ratios can be expressed in three ways: as fractions, with a colon (a:b), or with the word 'to' (a to b).