# How do you find 20 percent of a number in Java?

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## How do you calculate a percentage in Java?

Percentage = (Obtained score x 100) / Total Score

To get these parameters (inputs) from the user, try using the Scanner function in Java.

## How do you find 20 percent of a number?

As finding 10% of a number means to divide by 10, it is common to think that to find 20% of a number you should divide by 20 etc. Remember, to find 10% of a number means dividing by 10 because 10 goes into 100 ten times. Therefore, to find 20% of a number, divide by 5 because 20 goes into 100 five times.

## How do you calculate 50% in Java?

7 Answers. int k = (int)(120 / 100)*50; The above does not work because you are performing an integer division expression (120 / 100) which result is integer 1, and then multiplying that result to 50, giving the final result of 50.

## What is the formula of Gain percent?

Gain % = (Gain / CP) * 100. Loss % = (Loss / CP) * 100.

## What is percentage formula?

Percentage can be calculated by dividing the value by the total value, and then multiplying the result by 100. The formula used to calculate percentage is: (value/total value)×100%.

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## What number is 40% of 20?

Percentage Calculator: What is 40 percent of 20? = 8.