20 percent of 400

Given: 20 percent of 400 (20% of 400)
Convert the given Percent to a decimal number (decimal form):

• As a decimal number, 20% = 20.0% = 0.2

Multiply 0.2 times the given Number:

• 0.2 * 400 = 80

Therefore, 20% of 400 = 80
Note: Alternative computation using the fraction form of 20%

• As a fraction in simplest form, 20% =
  20/100
  =
  1/5
• 1/5
  * 400 =
  400/5
  = 80, which equals 20 percent of 400