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### 20 Cards in this Set

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 rate a comparison of the measurements of two different units or things ratio a comparison of two quantities that tells the scale between them (example: Females to males in a math class is 14 to 12, or 7 to 6; also written 7:6 or 7/6) dependent the outcome of this event is affected by the outcome of a first event scale the number a ratio is multiplied by to find an equivalent ratio denominator in a fraction, the number that is on the bottom unit rate the unit rate compares an amount to ONE unit compare to show how two or more things are alike and diffferent decimal a percent can be expressed as afraction or as a DECIMAL variable a VARIABLE is something that can change and be counted or measured difference when you subtract one number from another number the answer you get is called the DIFFERENCE equation a mathematical sentence with an equal sign between two expressions rate table a RATE TABLE is used to find and organize equivalent ratios an INDEPENDENT variable or 'INDEPENDENT' An independent variable can stand by itself. It is not affected by another event. an equivalence When two or more things have the SAME VALUE, it is an EQUIVALENCE. a fraction a number expressed with a numerator and a denominator a graph a visual representation of data ... which allows patterns to be seen easily percent a fraction expressed with 100 in the denominator... also can be expressed in decimal form a scale factor a number that shows in all ways (length and width) how much smaller or larger something is compared to a similar object proportion an equation stating that two ratios are equal data ______ are related facts, usually numbers, arranged in charts or graphs.