Convert Fraction to Decimal: Solving 4/100 Step by Step

To convert the fraction $\frac{4}{100}$ into a decimal, we follow these steps:

• Step 1: Identify that we need to divide 4 by 100. In mathematical terms, this is written as $4 \div 100$.
• Step 2: Perform the division. When dividing 4 by 100, we can move the decimal point in 4 two places to the left because there are two zeros in 100.
• Step 3: Moving the decimal point in 4 (which is 4.0) two places to the left, we shift from 4.0 to 0.04.

Therefore, the decimal representation of $\frac{4}{100}$ is $0.04$.
Upon reviewing the provided choices, we see that option 3, $0.04$, corresponds exactly to our calculated result.