Answer :

To express [tex]\(\frac{18}{20}\)[/tex] as a decimal, we can follow these steps:

1. Understand the fraction: The fraction [tex]\(\frac{18}{20}\)[/tex] represents the number 18 divided by 20.

2. Perform the division: When we divide 18 by 20, we are essentially finding out how many times 20 can go into 18. Since 20 is larger than 18, we'll end up with a number less than 1.

3. Calculate: If you perform the division, 18 divided by 20 gives us 0.9.

4. Final Result: Therefore, [tex]\(\frac{18}{20}\)[/tex] expressed as a decimal is 0.9.

This tells us that 18 is 90% of 20, as 0.9 represents the decimal for 90%.