Calculating $\frac{1}{5}$ is straightforward:

1. Interpretation: $\frac{1}{5}$ represents dividing 1 by 5, which means "one part of five equal parts."

2. Calculation: To express this division as a decimal, simply divide 1 by 5: $1 \div 5 = 0.2$ Therefore, $\frac{1}{5} = 0.2$.

3. Fraction Form: It remains $\frac{1}{5}$ in fraction form, meaning each unit is divided into 5 equal parts, and you're taking 1 of those parts.

Would you like more details or have any other questions about this?

Here are 5 related questions to deepen your understanding:

1. How can you convert other fractions like $\frac{1}{3}$ to decimals?
2. What is the decimal equivalent of $\frac{2}{5}$?
3. How do you compare fractions with different denominators?
4. How is $\frac{1}{5}$ represented as a percentage?
5. What happens when you multiply $\frac{1}{5}$ by 2?

Tip: To convert any fraction to a decimal, just divide the numerator by the denominator.