Ratios & 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 find equivalent ratios?

Back

To find equivalent ratios, you can multiply or divide both terms of the ratio by the same non-zero number.

Front

What is the ratio of 10 to 5 simplified?

Back

The simplified ratio of 10 to 5 is 2:1.

Front

If a recipe calls for a ratio of 2:3 for sugar to flour, how much sugar is needed for 6 cups of flour?

Back

To find the amount of sugar, set up the ratio: 2/3 = x/6. Solving gives x = 4 cups of sugar.

Front

What does it mean to simplify a ratio?

Back

Simplifying a ratio means reducing it to its smallest form by dividing both terms by their greatest common factor.

Front

What is the equivalent ratio of 8:4?

Back

The equivalent ratio of 8:4 is 2:1.

Front

How can you use a ratio table?

Back

A ratio table helps to organize equivalent ratios and can be used to find missing values in a ratio.

Front

What is the missing value in the ratio table if 3:5 corresponds to x:15?

Back

The missing value x is 9, because 3/5 = 9/15.

Front

If 4 apples cost $2, how much do 10 apples cost?

Back

Using the ratio, 10 apples would cost $5.

Front

What is a ratio table?

Back

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