# 21 increased by 77 percent

Here you will see step by step solution to calculate 21 increased by 77 percent. What is 21 increased by 77%? It is 37.17, and the increase is 16.17. Check the detailed explanation of answer given below.

## Answer: 21 increased by 77% is

= 37.17

### How to increase the number 21 by 77 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 = 77%

#### Solution for 21 increased by 77 percent(77%) -

Given number n = 21, P = 77%

• Put the n and P values in the given formula:
• => 77% × 21
=> 77/100 × 21

• Now we need to simplify the fraction by multiply 77 with 21, then divide it by 100
• => 77 × 21/100 = 1617/100 = 16.17
• Percentage Increase = 16.17
• Now we will use formula 2 to get the value of 21 increased by 77%
• = 21 + 16.17
= 37.17

Therefore, result is for 21 increased by 77% is 37.17 and increase is 16.17.

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