Ratio 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:b'.

Front

How do you write a ratio in simplest form?

Back

To write a ratio in simplest form, divide both terms of the ratio by their greatest common factor (GCF).

Front

What is a ratio table?

Back

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

Front

If the ratio of apples to oranges is 2:3, how many oranges are there if there are 10 apples?

Back

There are 15 oranges.

Front

What does it mean for two ratios to be equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities, meaning they simplify to the same fraction.

Front

Complete the ratio table: 1:2, 2:4, 3:6, __:__

Back

4:8.

Front

What is the missing value in the ratio table: 5:10, 10:__, 15:30?

Back

20.

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

Write the ratio of 8 to 12 in simplest form.

Back

The simplest form is 2:3.

Front

Are the ratios 4:8 and 2:4 equivalent?

Back

Yes, they are equivalent.