Rates and Unit Rates Overview (Quest)

What is a Ratio?

• Is a comparison of two quantities

• A rate with a denominator of one

• It is when the only factor the numerator and denominator share is a one

• Two decimals that can be multiplied

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

A rate is a ratio that compares

• Apples to oranges only

• A part to a whole

• Quantities with different units

• Quantities with the same units

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

What do a UNIcorn, UNIcycle, UNIbrow, UNIFORM, and the UNITed States have in common?

• They are all adverbs.

• They are all proper nouns.

• There are 5 of each of them.

• They all have 1 of something.

• Nothing.

Tags

CCSS.L.1.5A

CCSS.L.1.5B

CCSS.L.K.5A

What is a UNIT RATE?

• The greatest number that can divide into two or more numbers evenly

• A ratio that compares two values with different units, where one of the values is 1

• The number of seconds in a minute and minutes in an hour

• The number of unit cubes it takes to fill a rectangular prism

• A comparison between two different types of problems using a colon

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Which of the following are unit rates? Mark all that apply.

• $3.49 per gallon of gas

• 60 students for every 2 teachers

• 6:9

• 40 miles per hour

• 365 days per year

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

If you spend $20 on 2 meals, how much do you spend per meal?

• $20 per meal

• $40 per meal

• $5 per meal

• $10 per meal

• $1 per meal

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Luis run 50 miles in 5 hours. How fast does he run per hour?

• 20 miles per hour

• 5 miles per hour

• 15 miles per hour

• 250 miles per hour

• 10 miles per hour

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Luis run 50 miles in 5 hours. How long would it take him to run 70 miles?

• 12 hours

• 120 hours

• 7 hours

• 4 hours

• 10 hours

Tags

CCSS.6.RP.A.3B

Luis run 50 miles in 5 hours. How long would it take him to run 100 miles?

(a)   hours

Tags

CCSS.7.RP.A.2A

Sort each example into whether or not it is a unit rate.

Groups:

(a) Not Unit Rates

,

(b) Unit Rates

• 5 miles in 10 hours

• 1 cookie

• $5 per taco

• $25.50 per hour

• $90

• 60 seconds per minute

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2