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Ratios & Proportions
Solve Proportional Relationships
Vocab
fraction action
7th grade language
100
Unit Rate
What is a rate that is simplified so that it has a denominator of 1 unit?
100
proportion
What is an equation stating that two ratios or rates are equivalent?
100
rate
A__________________ is a ratio that compares two quantities with different kinds of units?
100
1/6
What is 2/3 * 1/4
100
unit rate
What is rate per 1 called?
200
$50
What is the unit rate of $300 for 6 hours?
200
49
find n 7/3=n/21
200
complex
A _____________ fraction has a fraction in the numerator, denominator, or both.
200
-6/4 or -1 and 1/2
What is -3/4+ (-3/4)
200
slope
What is rate of change between any two points on a line?
300
3,600 seconds
Convert 1 hour to seconds
300
3.6
find x in x/4=9/10
300
origin
(0,0) represents the_____________.
300
4/9
What is 7/9 - 1/3?
300
change in y/ change in x
What is the formula for slope?
400
dimensional analysis
What is the process of including units of measure as factors when you compute?
400
cross products
What method can be used to find equivalent proportions?
400
quadrant
One of the four regions into which a coordinate plane is separated is called __________________.
400
7/60
What is -7/12+7/10?
400
linear
What is this type of relationship that forms a straight line?
500
66 ft/sec
Convert 45 mi/hour to ft/seconds
500
$.28
Lesley paid $1.12 for a dozen eggs at Big Y. Determine the cost of 3 eggs.
500
ordered pair
A pair of numbers used to locate a point in coordinate plane is an ____________________.
500
1/2 *(-5/8)= -5/16
What is one half of negative five eighths?
500
Changing from mixed number to improper fraction
What is the "ferris wheel" think this on through