Real numbers include all rational and irrational numbers, encompassing the entire set of numbers on the number line. They can be positive, negative, or zero.
5 Must Know Facts For Your Next Test
The set of real numbers includes both rational numbers (like fractions) and irrational numbers (like $\sqrt{2}$).
Real numbers are closed under addition, subtraction, multiplication, and division (except by zero).
Every real number can be represented as a point on the number line.
The decimal expansion of a real number is either terminating, repeating, or non-repeating and non-terminating.
Real numbers satisfy properties such as the commutative property of addition and multiplication.