Final answer:
To convert the fraction 4/5 to a percent, multiply it by 100, resulting in 80%. Therefore, 4/5 expressed as a percent is 80%.
Step-by-step explanation:
To express the fraction 4/5 as a percent, we follow a simple conversion process. A percent is simply a fraction with a denominator of 100. To convert a fraction to a percent, you multiply the fraction by 100. Therefore:
- Multiply the fraction 4/5 by 100 to convert it to a percent.
- 4/5 times 100 equals 80.
- So, 4/5 as a percent is 80%.
Therefore, among the options provided, the correct answer is option 4) 80.