Rational numbers are numbers that can be written as a fraction nm where m and n are integers and n=0. This includes integers, terminating decimals, and repeating decimals.
For rational numbers the main properties of operations still hold: commutative, associative, distributive, and the special roles of zero and one.
Rational number: nm, n=0
Properties of operations help simplify calculations
Zero and one play special roles in operations
Properties of operations
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