0.5 as a fraction is represented as 1/2.
To convert a decimal to a fraction, you can follow a couple of steps. First, recognize that 0.5 is the same as five-tenths, meaning you can write it as:
0.5 = 5/10
Next, simplify the fraction. Both the numerator (5) and the denominator (10) can be divided by their greatest common divisor, which is 5:
5 ÷ 5 = 1
10 ÷ 5 = 2
So, when you simplify 5/10, you get:
1/2
Thus, 0.5 as a fraction is 1/2.