# 21 increased by 57 percent

Here you will see step by step solution to calculate 21 increased by 57 percent. What is 21 increased by 57%? It is 32.97, and the increase is 11.97. Check the detailed explanation of answer given below.

## Answer: 21 increased by 57% is

= 32.97

### How to increase the number 21 by 57 percent?

With the help of given formula we can get the the percent increase value -

formula 1: Percentage increase = P% × n, P = Percent, n = Number

formula 2: Result = n + Percentage increase
Here we have, n = 21, P = 57%

#### Solution for 21 increased by 57 percent(57%) -

Given number n = 21, P = 57%

• Put the n and P values in the given formula:
• => 57% × 21
=> 57/100 × 21

• Now we need to simplify the fraction by multiply 57 with 21, then divide it by 100
• => 57 × 21/100 = 1197/100 = 11.97
• Percentage Increase = 11.97
• Now we will use formula 2 to get the value of 21 increased by 57%
• = 21 + 11.97
= 32.97

Therefore, result is for 21 increased by 57% is 32.97 and increase is 11.97.

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