To convert 0.85 into a fraction, we start by recognizing that 0.85 can be expressed as 85 over 100, since it has two decimal places.
So, we write it as:
0.85 = 85/100
Next, we can simplify this fraction. Both the numerator (85) and the denominator (100) can be divided by their greatest common divisor (GCD), which is 5.
Dividing both the numerator and the denominator by 5 gives us:
85 ÷ 5/100 ÷ 5 = 17/20
Therefore, 0.85 as a simplified fraction is 17/20.