21 increased by 18 percent

Here you will see step by step solution to calculate 21 increased by 18 percent. What is 21 increased by 18%? It is 24.78, and the increase is 3.78. Check the detailed explanation of answer given below.

Answer: 21 increased by 18% is

= 24.78

How to increase the number 21 by 18 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 = 18%

Solution for 21 increased by 18 percent(18%) -

Given number n = 21, P = 18%

  • Put the n and P values in the given formula:
  • => 18% × 21
    => 18/100 × 21

  • Now we need to simplify the fraction by multiply 18 with 21, then divide it by 100
  • => 18 × 21/100 = 378/100 = 3.78
  • Percentage Increase = 3.78
  • Now we will use formula 2 to get the value of 21 increased by 18%
  • = 21 + 3.78
    = 24.78

Therefore, result is for 21 increased by 18% is 24.78 and increase is 3.78.

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