VOCABULARY. For any numbers a, b, and c, if a = b then a + c = b + c Addition Property of Equality.

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Presentation transcript:

VOCABULARY

For any numbers a, b, and c, if a = b then a + c = b + c Addition Property of Equality

VOCABULARY The ratio of two measurements having different units of measure Rate

VOCABULARY For any numbers a, b, and c, if a = b then a / c = b / c Division Property of Equality

VOCABULARY Choosing a variable to represent one of the unspecified numbers in a problem Defining a variable

VOCABULARY The 1 st and 4 th values of a proportion Extremes

VOCABULARY A comparison of two numbers by division Ratio

VOCABULARY An equation that states the rule for the relationship between certain quantities Formula

VOCABULARY An equation of the form a/b = c/d, stating that two ratios are equivalent. Proportion

VOCABULARY Equations that have the same solutions Equivalent Equation

VOCABULARY For any numbers a, b, and c, if a = b then ac = bc Multiplication Property of Equality

VOCABULARY The ratio of an amount of increase to the previous amount, expressed as a percent Percent of Increase

VOCABULARY A ratio or rate used when making a model that is too large or too small to be shown actual size. Scale

VOCABULARY Integers in counting order Consecutive Integers

VOCABULARY An increase or decrease expressed as a percent Percent of Change

VOCABULARY The 2 nd and 3 rd values of a proportion Means

VOCABULARY The study of numbers and the relationships between them. Number Theory

VOCABULARY For any numbers a, b, and c, if a = b then a – c = b – c Subtraction Property of Equality

VOCABULARY An equation that is true for every value of the variable Identity

VOCABULARY The ratio of an amount of decrease to the previous amount, expressed as a percent Percent of Decrease