# Percentage Calculator

### This percentage calculator is a free online tool to help you in calculate percentages.

### What is **X** % of **Y**?

Example: What is **27** % of **144**?

Answer: **27** % of **144** = **38,88**.

**X** is what percent of **Y**?

Example: **27** is what percent of **144**?

Answer: **27** is what percent of **144** = **18,75%**

### What is the percentage increase/decrease from **X** to **Y**?

Example: What is the percentage increase/decrease from **31** to **45**?

Answer: **31** to **45** = **45,16%**

## Percentage Calculator

Percentage is per one hundred, originated from Latin language “Per centum” which means, “by a hundred”. Simply, percentage means a rate, number, or amount in each hundred. We often say percentage with ‘Percent”. The percentage calculator is useful for daily and economic activities. Percentage calculator in this online calculator makes it possible to calculate:

**What is X percent (%) of Y?****X is what percent from Y number?****What is the percentage increase/decrease from X to Y?**

You also able to reduce the decimal places of percentage do you need. The percentage calculator in our online calculator is easy to use. Here are some details of instruction and example of percentage calculator calculation.

## Instruction of Percentage Calculator

1. First, choose what percentage calculation you need.

2. Then, enter the "X" and "Y" inside the form.

3. You also can choose how much round to decimal places do you need.

4. If it’s done, then click “Calculate” button.

5. If you want to calculate another percentage, just put another number into the form.

## Example of Operation on Percentage Calculator

### What is X percent (%) of Y?

1. First, choose what percentage calculation you need. In this case, choose **“What is X percent (%) of Y?”**

2. Example, enter the X with 27 and Y with 144

3. You also can choose how much round to decimal places do you need. Example round to 2 decimal places.

4. If it’s done, then click “Calculate” button.

5. The answer is **38,88**.

### X is what percent of Y?

1. First, choose what percentage calculation you need. In this case, choose **“X is what percent of Y?”**

2. Example, enter the X with 27 and Y with 144.

3. You also can choose how much decimal places do you need. Example round to 2 decimal places.

4. If it’s done, then click “Calculate” button.

5. The answer is **18,75%**.

### What is the percentage increase/decrease from X to Y?

1. First, choose what percentage calculation you need. In this case, choose **“What is the percentage increase/decrease from X to Y?”**

2. Example, enter the X with 31 and Y with 45.

3. You also can choose how much decimal places as you need. Example round to 2 decimal places.

4. If it’s done, then click “Calculate” button.

5. The answer is **45,16%**.