13 terms

GCF

the greatest of the common factors of two or more numbers

LCM

the least number that is a multiple of two or more whole numbers

multiplicative inverse

two numbers whose product is 1 are multiplicative inverses of one another

prime number

a number greater than 1 that can only be divided by 1 and itself

composite number

any whole number greater than 1 that can be divided evenly by numbers other than 1 or itself

factors

numbers that you can multiply to get another number

multiples

a number that can be divided exactly by that number

dividend

a number divided by another number

divisor

the number you divide by

reciprocal

any two numbers that have a product of 1

algorithm

a procedure for solving a mathematical problem

distributive property

to multiply a sum of a number, multiply each addend (number in the parentheses) by the number outside the parenteses

estimate

a close guess of the actual value, usually with some thought or calculation involved