# How to Find the Percentage of a Number (Mathematics Lesson)

# Finding a Percentage of a Number

A percentage of a number lets us find part of a number.Imagine 60% (60 percent) of a class of 25 students love mathematics.

15 students (60% of 25) love mathematics.

# How to Find the Percentage of a Number

To find the**percentage**of a

**number**you have to divide the percentage by 100 then multiply the answer by the number:

# A Real Example of How to Find the Percentage of a Number

#### An Example Question

What is 60% of 25?Step 1

**percentage of a number**as a

**percentage/100 × number**, like the formula above.

In our example, the number is 25 and the fraction is 60.

Step 2

60 ÷ 100 = 0.6

Step 3

0.6 × 25 = 15

We have an answer:# Another Real Example of How to Find the Percentage of a Number

The slider below gives another example of finding the percentage of a number.##### Interactive Test

**show**

Here's a second test on finding a percentage of a number.

Here's a third test on finding a percentage of a number.

##### Note

# What Is a Percentage?

A percentage expresses a part of a whole number as parts out of 100."Per cent" means "per 100" or "out of 100".

A percentage is shown by the symbol

**%**.

# Explaining the Formula

Finding the percentage of a number uses the formula below:In the example on this page, 60% of 25 has been expressed as the formula below:

60% has been written as a fraction (

^{60}/

_{100}). (Percentages and fractions are both ways of expressing a part of a whole).

Read more about converting percentages to fractions

Then part of the number is found by multiplying the fraction (

^{60}/

_{100}) with the number (25).

Read more about finding the fraction of a number