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# What Is 15 Percent of 100 + Solution With Free Steps

**15 percent of 100 is 15. To get this answer, we need to multiply 0.15 by 100. **

This problem is also related to our **daily life situations**. **For example,** McDonald’s announced a refund of** 15%** of every item that costs 100 dollars you buy from them within a specific time period. Ali went to McDonald’s and bought three burgers, and his total bill was 100 dollars. As he spent 100 dollars, they gave him a** 15%** refund. They calculated the amount they should refund by multiplying **0.15 by 100**. The answer was **15 dollars**, so they refunded **15 dollars** to Ali.

There are many more applications related to this problem than the restaurant example above, where you may need to calculate 15 percent of 100. Whatever your application of the expression** 15 percent of 100** is, we have outlined a step-by-step solution to how to calculate 15 percent of 100, which is explained below.

## What Is 15 Percent of 100?

**15 percent of 100 is 15. To compute this answer, we need to multiply 0.15 by 100.**

There are also other ways to **solve this problem** and output the same value.

**How to calculate 15 percent of 100?**

In this following article, we will present a **step-by-step solution** to solve this problem.

### Step 1

In the given question, the output value is 100. Let’s suppose that the unknown value is z.

### Step 2

The **output value** can also be written as

**100 = 100%**

The** unknown value** can also be written in the form of an equation as

**z = 15%**

### Step 3

Now we have two equations by **dividing both equations.** We get

**100 = 100%**

**z = 15%**

**( 100% ) / ( z% ) = 100 / 15**

### Step 4

**Reciprocal** both sides of the above-calculated** equation** give us the following equation.

**z / 100 = 15 / 100**

### Step 5

By **solving the above equation**, we get

**z = 15**

**The 15 percent of 100 is 15. The graph below represents the same scenario.**

Figure 1: The above pie chart shows 15 percent of 100.

The pie chart above represents **15 percent of 100**. The total is **100**. The blue area in the graph shows 15, which is** 15 percent of 100**. The blue area shows the remaining **85%, which is 85**. The same situation can also be represented on another type** of graph.**

*All the Mathematical drawings/images are created using GeoGebra.*