Step 1:
The first step to converting 12383.879988857 to a fraction is to re-write 12383.879988857 in the form p/q where p and q are both positive integers. To start with, 12383.879988857 can be written as simply 12383.879988857/1 to technically be written as a fraction.
Step 2:
Next, we will count the number of fractional digits after the decimal point in 12383.879988857, which in this case is 9. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 12383.879988857/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 12383.879988857/1 each by 1000000000:
Step 3:
Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer for 12383.879988857 as a fraction:
99071/8 / 1