Unit 1 Vocabulary

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Real Number System
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Terms in this set (20)
repeating decimalA decimal in which one or more digits repeat infinitelyfractionpart of a wholeimproper fractiona fraction whose numerator is greater than the denominatormixed numbera number made up of a whole number and a fractionexpressionA mathematical phrase that contains operations, numbers, and/or variables.absolute valueThe distance a number is from zero on a number line. ALWAYS POSITIVEOppositestwo numbers that have the same absolute value but have different signsAdditive InverseAny number plus its opposite equals zero; a + (-a) = 0zero paira number and its opposite, which add to 0Reciprocalthe inverse of a number; if we multiply a number by its reciprocal, it gives a value equal to 1. Thus, it is also called multiplicative inverse