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7th Math C2 Savvas

Pruit 7th Math C2 Savvas

QuestionAnswer
constant of proportionality in a proportional relation, y over x
proportion an equation stating that two ratios are equal
proportional relationship y = kx, on a graph it is linear and goes through the origin (0, 0)
proportional reasoning the ability to understand and compare mathematical relationships using multiplication and division rather than addition and subtraction
bar diagram a visual tool that uses rectangular bars to represent data or quantities
constant a term that only contains a number
complex fraction a fraction A/B where A and/or B are fraction and B is not zero
coordinate grid formed by a horizontal number line called the x-axis and a vertical number line called the y-axis
dependent variable a variable whose value changes in response to another (independent) variable
equation a mathematical sentence that includes an equal sign to compare two expressions
equivalent two things look different but represent the exact same value, amount, or outcome
equivalent ratio ratios that express the same relationship
independent variable a variable whose value determines the value of another (dependent) variable.
multiple the product of the number and a whole number
ordered pair identifies the location of a point in the coordinate plane.
rate a ratio involving two quantities measured in different units
ratio a relationship in which for every x units of one quantity, there are y units of another quantity
terms a number, a variable, or the product of a number and one or more variables.
unit fraction a fraction with a numerator of 1 and a denominator that is a who number greater than 1
unit rate the rate for one unit of a given quantity
x-axis the horizonal number line that, together with the y-axis, forms the coordinate plane
y-axis the vertical number line that, together with the x-axis, forms the coordinate plane
 



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