The Lesson
A positive number is a number greater than zero.Dictionary Definition
The Merriam-Webster dictionary defines a positive number as "numerically greater than zero."Examples of Positive Numbers
A positive number is any number greater than zero. Positive numbers can be any type of number: whole numbers, fractions, or irrational numbers. Some of examples of positive numbers are given below:
How Are Positive Numbers Written?
Positive numbers will either have no sign or a plus sign ('+') in front of them. For example, the positive number two can be written as:

Positive Numbers on the Number Line
The image below shows the positive numbers on the number line. Positive numbers are to the right of 0:
Arithmetic With Positive Numbers
Two positive numbers added together give a positive number:
1 + 1 = 2
Two positive numbers multiplied together give a positive number:
2 × 2 = 4
Two positive numbers divided by each other give a positive number:
4 ÷ 2 = 2
Different Types of Positive Numbers
Any number greater than 0 is a positive number, whether the number is an integer or a fraction. The positive integers are the natural numbers: