Topic 1 Vocabulary: Rational Numbers

the distance a number is from zero on the number line

two integers that are opposites. The sum of an integer and its additive inverse is zero.

the way in which numbers are grouped does not change their sum or product.

the order in which two numbers are added or multiplied does not change their sum or product.

a fraction a/b where a and b are both fractions and b does not equal zero

multiplying a sum by a number gives the same result as multiplying each addend by the number then adding the products together

any number from a number set {...-3,-2,-1,0,1,2,3...}

two numbers with a product of one. The reciprocal of a given number or expression.

a number that can be written as a fraction, or as a terminating or repeating decimal.

a number related to another in such a way that when the 2 numbers are multiplied they equal one.