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Ratio and Proportional Reasoning

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
show A ratio that compares two quantities with different kinds of units Ex: boys to girls, dollars to pounds, miles per hour  
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Unit Rate   show
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show fractions with a numerator, denominator or both that are also fractions  
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show the process of including the units of measure as factors when you compute  
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show if two quantities have a constant ratio or unit rate  
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show two quantities where the relationship is not constant  
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show ratios that have the same value ex: 4/10 = 12/30 = 2/5  
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Coordinate plane   show
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Quadrants   show
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Ordered pair   show
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show an equation stating that two ratios or rates are equivalent.  
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show a rate that describes how one quantity changes in relation to another  
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constant rate of change (slope)   show
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show the constant rate of change (m = change in y/change in x)  
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Direct Variation (pre-algebra only)   show
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Constant of Variation (constant of proportionality) - pre-algebra only   show
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similar figures - pre-algebra only   show
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scale - pre-algebra only   show
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scale factor - pre-algebra only   show
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indirect measurement - pre-algebra only   show
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Created by: msdigits
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