To convert the fraction $\frac{2}{5}$ to a decimal, you divide the numerator by the denominator:

$\frac{2}{5} = 2 \div 5$

When you perform the division, it looks like this:

• 2 divided by 5 equals 0 with a remainder of 2.
• Add a decimal point and a zero to the 2, making it 20.
• 20 divided by 5 equals 4 with no remainder.

Therefore, $\frac{2}{5} = 0.4$.

Would you like more details on this process, or do you have any questions? Here are some related questions you might find interesting:

1. How do you convert a fraction to a percentage?
2. What is the decimal representation of $\frac{3}{4}$?
3. How do you convert a decimal to a fraction?
4. How do you add fractions with different denominators?
5. What is the decimal form of $\frac{1}{8}$?
6. How do you multiply fractions?
7. How do you simplify fractions?
8. How do you convert recurring decimals to fractions?

Tip: Remember, dividing the numerator by the denominator converts a fraction to a decimal.