Integers

Definition

Integers are whole numbers that can be positive, negative, or zero. They do not have fractional or decimal parts.

5 Must Know Facts For Your Next Test

1. The set of integers is denoted by the symbol $\mathbb{Z}$.
2. Integers include negative numbers, zero, and positive numbers.
3. The sum or difference of two integers is always an integer.
4. Multiplying two integers results in another integer.
5. Zero is considered an integer but it is neither positive nor negative.

Review Questions

Related terms

Whole Numbers:

Whole numbers are non-negative integers including zero.

$\mathbb{Z}$: $\mathbb{Z}$ represents the set of all integers: $\{...,-3,-2,-1,0,1,2,3,...\}$.

Rational Numbers:

Rational numbers are numbers that can be expressed as the quotient of two integers where the denominator is not zero.