Unit Rates

What does a unit rate tell you?

• How much of the quantity you care about comes with 1 of the second quantity

• How much of a second quantity comes with 1 of the quantity you care about.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

How do you convert any ratio to a unit rate?

• Divide the numerator by the denominator.

• Divide the denominator by the numerator

• Multiply the numerator by the denominator

• Multiply the denominator by the numerator

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What is the final denominator of a unit rate?

Tags

CCSS.7.RP.A.1

Select all the words that can be used to indicate a unit rate.

• per

• each

• every

• plus

• either

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

When driving a car, what does 45 miles per hour on the dashboard mean?

• For every hour that passes, you will drive 45 miles.

• You will drive 45 miles every hour.

• For every mile you drive, 45 hours will pass.

• You will drive 1 mile every 45 hours.

If you had a job at a grocery store, what does the unit rate $64 per day mean to you?

• For every day you work, you are paid $64

• You are paid $64 for every day you work.

• For every 64 days you work, you are paid $1

• You are paid $1 for every 64 days you work.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

How do you determine the first quantity in a unit rate?

• The quantity that is being sought after in the QUESTION comes first.

• Put the quantities in the order the QUESTION asks for.

• The quantity before words like per, each, or for every.

• Put the quantities in the order the information is GIVEN.

• The quantity after words like per, each, or for every.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

How do you determine the 2nd quantity in a unit rate?

• The quantity that will become one.

• The quantity after words like per, each, or for every.

• The quantity before words like per, each, or for every.

• The quantity that is being sought after in the QUESTION comes second.

• Put the quantities in the order the QUESTION asks for.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

When looking at a table or graph of a proportional relationship, you can quickly identify the unit rate by identifying where the independent x-value is a ___. The dependent y-value is the unit rate.

Tags

CCSS.7.RP.A.2D

A recipe used ⅔ cup of sugar for every 2 teaspoons of vanilla. What is the proper mathematical operation necessary to determine how much sugar was used per teaspoon of vanilla?

• 2/3 divided by 2

• 2 divided by 2/3

• 2/3 times 2

• 2 times 2/3

Tags

CCSS.7.RP.A.1