15 terms

whole number

A number that is not negative and not a fraction

integers

Whole numbers and their opposites

absolute value

The distance a number is from zero on a number line

negative number

Any number that has a minus sign (-) and is smaller than zero

positive number

A number that is greater than zero.

opposite

Two integers that are the same distance away from zero, but on opposite sides of the number line.

compare

To decide if one number is greater than, less than, or equal to.

inequality

A statement that compares two quantities using <, >, ≤,≥, or ≠

less than

Used to compare two numbers when the first number is smaller than the second number.

equal

The same as in number or amount

greater than

Used to compare two numbers when the first number is larger than the second number.

sign

Shows if a number is negative or positive

neutral

Not negative and not positive

rational number

a number that can be written as a fraction

number line

a straight line, going to infinity in both positive and negative directions from zero