Vocabulary
_____ is fraction where the numerator and/or denominator contains a fraction.
Complex fraction
Describe how to find the unit rate of a ratio.
divide the numerator and denominator by the denominator.
What is the relationship/conversion for the following:
feet --> yards
inches --> feet
3 ft = 1 yard
12 inches = 1 foot
Solve. 2 divided by 1/2
4
Solve the proportion. Round to the hundredths place.
1/2 = x/5
x = 2.5
What is the difference in proportional and nonproportional?
Proportional means there is a pattern or constant rate starting from zero and non-proportional has no constant rate.
Find the unit rate if someone travels 100 mi in 2 hours.
50 mi/hr
Convert 750 ft/hour into mi/hour
if there are 5,280 feet in 1 mile. If necessary, round to the hundredths place and include your units.
0.14 mi/hr
Solve and simplify.
3/4 divided by 2
3/8
Solve and round your answer to the hundredths place.
4/5 = 2/x
x = 2.5
What is the difference in rate and unit rate?
Rate compares two quantities with different units and unit rate is a simplified rate where the denominator is one.
Find the unit rate if an animal is running 63 meters every 4 seconds. Round to the nearest tenths place and include your units.
15.8 m/sec
Convert 3 ft/sec into yards/min.
Include units in your answer.
60 yds/min
Solve and simplify.
1/2 divided by 2/4
1
If I spent $14.00 for 2 shirts, how much would 5 shirts cost?
$35 for 5 shirts
What is slope? You cannot just say rise over run.
A ratio that describes how the vertical change per unit of horizontal change is always the same.
Which unit rate is more expensive and explain how you know?
$250 for 5lbs or $350 for 6lbs
$350 for 6lb because its unit rate is $58.33/lb and
$250 for 5lbs is $50/lb
If a dog runs 15 mph, how much is this in feet per second?
use 1 mi = 5,280 feet and label your answer.
22 ft/sec
Solve and simplify.
2 1/2 divided by 4/5
3 1/8 or
3.125 or
3.13
If it costs $3.29 for a dozen eggs, how much would a pack of 18 eggs cost?
Make sure you give your answer in money/$ form.
about $4.94