Calculate 4% of 20: A Step-by-Step Approach

To solve this problem, we'll follow these steps:

• Convert the percentage to a decimal by dividing by 100.
• Multiply the decimal by the whole number to find the percentage of that number.

Let's apply these steps:

Step 1: Convert 4% to a decimal.
$4\% = \frac{4}{100} = 0.04$

Step 2: Multiply this decimal by the whole number 20.
$0.04 \times 20 = 0.8$

Therefore, 4% of 20 is $0.8$.