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This is an **online calculator** to calculate various kinds of percentages, such as what is the percent of a value, what is the value of a percent and what is the percentage change of a value, we also adding **calculation result** feature that you can copy and paste the calculation of the percent.

Common uses of this percent calculator are like **calculating discounts** or you can also calculate using percent off calculator, interest rates, markups, and proportions.

Hopefully this percent calculator can be useful and help you complete percentage calculations.

Wide variety of other percentage calculations with percentages provide an easy way to express relative values, proportions, and changes, making them a fundamental tool in a variety of fields.

## What is Percent?

The percent symbol is “%”

percent means hundred. percent is another name for a fraction with a denominator of 100. When a value is expressed as a percentage, it represents how much of the whole or total amount it represents out of 100.

For example: 25 percent, written 25% = 25/100, it means 25 out of 100, or One of four equal parts (1/4, ¼, 0.25).

#### Percentages are Reversible

**10% of 25**?

10% trick = Move the decimal point 1 place to the left.

10% = 2.5

So,

**10% of 25 is 2.5**

**10% of 25**

Same as..

**25% of 10**

**25% of 10**?

25% trick = divide it by 4.

25% = \frac{10}{4} = 2.5

So,

**25% of 10 is 2.5**

## Percentage Tricks

### 1% Trick

To find 1% of a number, Move the decimal point 2 places to the left.

### 5% Trick

Find 10% of a number, divide it by 2.

### 10% Trick

To find **10%** of a number, Move the decimal point 1 place to the left.

In this formula, the “Part” refers to the portion or fraction of the whole that you want to express as a percentage, and the “Whole” refers to the total or complete value.

For instance, if you have 30 red balls out of a total of 100 balls, you can calculate the percentage of red balls as:

Percentage of red balls = (30 / 100) × 100 = 30%

This means that 30% of the total balls are red.

### Examples:

## Most Common uses of percentages

Percentage calculation is widely used in various fields and situations, including:

### Quick Links:

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