1. Unit Rates with Fractions

2. Unit Rates with Fractions
Recall that when a unit rate is written as a fraction, the denominator is 1 unit.
To convert a rate to a unit rate, divide each term by the denominator.
This process works even if the denominator of the rate is a fraction.

3. . Unit Rates with Fractions 3 2 __ __ 3 2 __ 3 4 __ ___ = 3 4 __
Find the unit rate.
You walk 3/2 miles in 3/4 hours. 3 2 __ __ . 3 2 __ 3 4 __
___ = 3 4 __

4. Unit Rates with Fractions
Find the unit rate.
A recipe calls for 3/4 cups of dry milk powder to make 6 dog biscuits. How many cups of milk powder do you need per dog biscuit?

5. Unit Rates with Fractions
Find the unit rate.
Your dog eats 7/8 oz of food in 4 meals. How much food does your dog eat per meal?

6. Unit Rates with Fractions
Find the unit rate.
A. 1/2 miles / 1/4 hours

7. Unit Rates with Fractions
Find the unit rate.
B. 7/10 ft / 1/5 s

8. Unit Rates with Fractions
You are running a fuel economy study. Which car can travel the greater distance on 1 gal. of gasoline?
CAR A: Travels 18 2/5 mi. ; Uses 4/5 gal. of gasoline
CAR B: Travels 28 1/2 mi. ; Uses 1 1/4 gal. of gasoline

9. Unit Rates with Fractions
CAR A: Travels 18 2/5 mi. ; Uses 4/5 gal of gasoline. 92 5 __ 4
___ = ÷ mi
gal

10. Unit Rates with Fractions
CAR B: Travels 28 1/2 mi. ; Uses 1 1/4 gal. of gasoline. 57 __ 2
___ 5 4 mi
gal = ÷

11. Homework