To convert the decimal 0.625 into a fraction, we can follow a few simple steps. First, we notice that the decimal has three digits after the decimal point. This tells us that we can express 0.625 as a fraction over 1000, since 1000 has three zeros.
So, we can write:
0.625 = 625 / 1000
Next, we need to simplify this fraction. Both the numerator (625) and the denominator (1000) can be divided by their greatest common divisor (GCD), which is 125.
Dividing both the numerator and denominator by 125, we get:
625 ÷ 125 = 5
1000 ÷ 125 = 8
This simplifies our fraction to:
5 / 8
Therefore, 0.625 as a fraction in its simplest form is 5/8.