To express the number 80 as a fraction, you can write it as 80/1. This is because any whole number can be represented as a fraction by placing it over 1.
For example, if you have the number 80 and you want to convert it to a fraction, you simply put it over 1:
80 = 80/1
This indicates that there are 80 whole parts of 1. It’s a straightforward way to represent whole numbers in fraction form.