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Vocabulary
Alg voacbualr
19
Mathematics
9th Grade
09/10/2014

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Cards

Term
Mixture Problem
Definition
Problems in which 2 or more parts are combined into a whole
Term
Means
Definition
The middle terms of the proportion
Term
Formula
Definition
An equation that states a rule for the relationship between certain quantities
Term
Extremes
Definition
In the ratio a/b=c/d a and d are the extremes
Term
Dimensional Analysis
Definition
The process of carrying units throughout a computation
Term
Equivalent Equations
Definition
Equations that have the same soultion
Term
Consecutive Integers
Definition
Integers in counting order
Term
Defining a Variable
Definition
Choosing a varibale to represent one of the unspecific numbers in a problem and using it to write expressions for the other unspecified numbers in the problem
Term
Multi-Step Equations
Definition
Equations with more that one operation
Term
Percent of Change
Definition
When an increase or decrease is expressed as a percent
Term
weighted Average
Definition
The sum of the products of the number of units and the value per unit divided by the sum of the number of units represented by m
Term
Uniform Motion Problem
Definition
The problems in which an object moves at a certain speed or rate
Term
Solve an Equation
Definition
The process of finding all values of the variable that make the equation a true statement
Term
Scale
Definition
A ratio or rate used when making a model of something that is too large or too small to conveniently shown at actual size
Term
Proportion
Definition
An equation of the form a/b=c/d stating that two ratios are equivalent
Term
Ratios
Definition
A comparison of two numbers by division
Term
Rate
Definition
The ratio of two measurment having different units of measure
Term
Percent of Increase
Definition
The ratio of an amount of increase to the previous amount expressed as a percent
Term
Percent of Decrease
Definition
The ratio of an amount of decrease to the previous amount expressed as a percent
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