Unit 1 Hot Words

A rule that states that the sum or product of a set of numbers is the same, no matter how the numbers are grouped.

An estimate of a mathematical value that is not exact but close enough to be of use.

Arithmetical action performed on numbers, matrices, or vectors.

A number exactly divisible by at least one whole number other than itself and 1.

The greatest number that is a factor of two or more numbers.

The set of all integers that are less than zero.

A numeral that indicates how many times a number or expression is to be multiplied by itself.

The math rule that states that the order in which numbers are added or multiplied has no effect on the sum or product.

The set of all positive whole numbers.

Multiplying a sum by a number is the same as multiplying each addend by that number and then adding two products.

A numbers distance from zero on the number line.

A whole number greater than 1 whose only factors are 1 and itself.

A reminder for the order of operations.

A number or expression that is multiplied by another to yield a product.