Hello!
The answer is:
The fraction is equivalent to 80%.
Why?
To solve the problem, we need to remember that if we want to convert from numbers to percentual values, we need to multiply the given number by 100.
So, if we have the fraction four-fifths which is:
If we need to convert it to percent, we need to multiply it by 100:
Hence, we have that the fraction is equivalent to 80%.
Have a nice day!