Ratio and Unit Rate Review!

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities where one of the quantities is expressed as a single unit. For example, if you spend $40 on 5 pounds of concrete, the unit rate is $8 per pound.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you calculate the unit rate?

Back

To calculate the unit rate, divide the total amount by the number of units. For example, if you spend $40 on 5 pounds of concrete, you calculate the unit rate by dividing 40 by 5, which equals $8 per pound.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is a ratio?

Back

A ratio is a relationship between two quantities, showing how many times one value contains or is contained within the other. For example, the ratio of 4 triangles to 3 squares is written as 4:3.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How can a ratio be expressed?

Back

A ratio can be expressed in three ways: as a fraction (4/3), with a colon (4:3), or with the word 'to' (4 to 3).

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the ratio of quarters to dimes if there are 8 quarters and 10 dimes?

Back

The ratio of quarters to dimes is 8:10, which can be simplified to 4:5.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common factor. For example, to simplify the ratio 8:10, divide both by 2 to get 4:5.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the difference between a ratio and a unit rate?

Back

A ratio compares two quantities, while a unit rate expresses one quantity in relation to one unit of another quantity. For example, a ratio of 4:3 compares triangles to squares, while a unit rate of $8 per pound tells you the cost of one pound of concrete.

Tags

CCSS.6.RP.A.3A

Front

If the temperature dropped 27 degrees over 3 days, how do you find the daily drop?

Back

To find the daily drop, divide the total drop by the number of days. In this case, 27 degrees ÷ 3 days = 9 degrees per day.

Tags

CCSS.3.OA.D.8

Front

What does it mean if a ratio is expressed as 2:6?

Back

It means for every 2 of the first quantity, there are 6 of the second quantity. This can also be simplified to 1:3.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

Can a ratio be written in different forms?

Back

Yes, a ratio can be written in different forms such as fractions, with a colon, or with the word 'to'. For example, the ratio 4:3 can be written as 4/3 or 4 to 3.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2