Ratios, Rates, Unit Rates 6th Grade

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'.

Front

How do you write a ratio?

Back

A ratio can be written using the word 'to', as in '4 to 3', or using a colon, as in '4:3'.

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities when they are combined together, expressed as a quantity per one unit of another quantity.

Front

If you buy 3 pounds of apples for $6, what is the unit rate in dollars per pound?

Back

$2 per pound.

Front

What are the three types of ratios?

Back

1. Part to Part 2. Part to Whole 3. Whole to Part.

Front

What does 'part to part' ratio mean?

Back

A part to part ratio compares two parts of a whole to each other.

Front

What does 'part to whole' ratio mean?

Back

A part to whole ratio compares one part of a whole to the entire whole.

Front

What does 'whole to part' ratio mean?

Back

A whole to part ratio compares the entire whole to one of its parts.

Front

If there are 4 red apples and 3 green apples, what is the ratio of red apples to green apples?

Back

4 red apples to 3 green apples.

Front

What is the ratio of 10 to 5 simplified?

Back

2 to 1.