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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.Â **

This problem is also related to ourÂ **daily life situations**.Â **For example,**Â McDonald’s announced a refund of**Â 15%**Â 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**Â 15%**Â refund. They calculated the amount they should refund by multiplyingÂ **0.15 by 100**. The answer wasÂ **15 dollars**, so they refundedÂ **15 dollars**Â 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**Â 15 percent of 100**Â 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 toÂ **solve this problem**Â and output the same value.

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

In this following article, we will present aÂ **step-by-step solution**Â 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

TheÂ **output value**Â can also be written as

**100 = 100%**

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

**z = 15%**

### Step 3

Now we have two equations byÂ **dividing both equations.**Â We getÂ

**100 = 100%**

**z = 15%**

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

### Step 4

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

**z / 100 = 15 / 100**

### Step 5

ByÂ **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.

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

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